The Financial and Human Cost of Medical Error - on Patient Safety ... and How Massachusetts Can Lead the Way - Betsy Lehman Center
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The Financial and Human Cost of Medical Error ... and How Massachusetts Can Lead the Way on Patient Safety JUNE 2019
EXECUTIVE DIRECTOR Barbara Fain BOARD MEMBERS Maura Healey Attorney General Marylou Sudders Secretary of Health and Human Services Edward Palleschi Undersecretary of Consumer Affairs and Business Regulation Ray Campbell Executive Director of the Center for Health Information and Analysis
PREFACE AND ACKNOWLEDGEMENTS This report, and the two research studies upon which it is based, aims to fill information gaps about the incidence and key risks to patient safety in Massachusetts, increase our understanding of how medical error impacts Massachusetts patients and families and, most importantly, propose a new, concerted effort to reduce medical error in all health care settings in the Commonwealth. Many individuals and organizations made meaningful contributions to this work, for which we are extremely grateful: • Betsy Lehman Center Research Advisory Committee, whose members • SSRS, which fielded the survey, including David Dutwin, PhD; Susan Sherr, offered insightful feedback on our methodologies and analyses including: PhD; Erin Czyzewicz, MEd, MS; and A.J. Jennings David Auerbach, PhD, Health Policy Commission; Laura Burke, MD, • Center for Health Information and Analysis (CHIA), especially Ray Harvard Global Health Institute; Ray Campbell, JD, MPA, Center for Campbell, JD, MPA; Lori Cavanaugh, MPH; Amina Khan, PhD; Mark Health Information and Analysis; Katherine Fillo, PhD, RN, Massachusetts Paskowsky, MPP; Deb Schiel, MHA; Huong Trieu, PhD; and Zi Zhang, MD, Department of Public Health; Jose Figueroa, MD, MPH, Harvard Global MPH for the many ways they supported both research studies Health Institute; Paula Griswold, Massachusetts Coalition for the Prevention of Medical Errors; Carol Keohane, MS, RN, CRICO; James Lee, Tufts • Other state agencies including the Attorney General’s Office; Department of University School of Medicine; Timothy O’Neill, Joint Committee on Health Public Health; Health Policy Commission; MassHealth; and the Quality and Care Financing; Barbra Rabson, MPH, Massachusetts Health Quality Patient Safety Division, Board of Registration in Medicine, which provided Partners; Mark Schlesinger, PhD, Yale University School of Public Health; valuable feedback Eric Schneider, MD, MSc, Commonwealth Fund; Joel Weissman, PhD, • Massachusetts health organizations, which offered helpful engagement Center for Surgery and Public Health, Brigham & Women’s Hospital; and and support, including: Blue Cross Blue Shield of Massachusetts; Coverys; Zi Zhang, MD, MPH, Center for Health Information and Analysis CRICO; Institute for Healthcare Improvement; Massachusetts Alliance for • Our survey advisory group, which met regularly to assist in the survey’s Communication and Resolution following Medical Injury; Massachusetts design and analysis, including: Sigall K. Bell, MD, Beth Israel Deaconess Association of Ambulatory Surgery Centers; Massachusetts Association of Medical Center; Rear Admiral Jeffrey Brady, MD, MPH, Agency for Health Plans; Massachusetts Coalition for the Prevention of Medical Errors; Healthcare Research and Quality; Caren Ginsberg, PhD, Agency for Massachusetts Health and Hospital Association; Massachusetts Medical Healthcare Research and Quality; Patricia McGaffigan, RN, MS, Institute for Society; Massachusetts Senior Care Association; and Steward Health Care Healthcare Improvement; Eric Schneider, MD, MSc, Commonwealth Fund; • Additional experts who generously reviewed our methodologies, analyses, Mark Schlesinger, PhD, Yale School of Public Health; Eric Thomas, MD, and report or contributed other knowledge at critical steps along the way, MPH, University of Texas Health Science Center; Saul Weingart, MD, MPP, including: Evan Benjamin, MD, MS, Ariadne Labs; Donald Berwick, MD, PhD, Tufts Medical Center; Joel Weissman, PhD, Center for Surgery and MPP, Institute for Healthcare Improvement; Tejal Gandhi, MD, MPH, Institute Public Health, Brigham & Women’s Hospital for Healthcare Improvement; Erin Grace, Agency for Healthcare Research • Our survey coding team at Yale University School of Public Health, led by and Quality; Ashish Jha, MD, MPH, Harvard University; Michele Mello, JD, Mark Schlesinger, PhD, that analyzed the survey narratives, with special PhD, Stanford University; Jennifer Moore, PhD, University of New South thanks to Isha Dhingra, MD and Vinita Parkash, MBBS, MPH Wales, Sydney; and Mark Reynolds, CRICO We also want to extend special recognition to our survey respondents, in particular the 253 Massachusetts residents who were willing to speak with our research team at length and on multiple occasions about their recent experiences with medical error. Several of these individuals told us they were thankful for the survey, which allowed them an opportunity to reflect and communicate about a difficult period in their lives. They were especially motivated to share their thoughts and feelings in the hopes that it would spark change and prevent future harm to other patients. We, in turn, appreciate everyone who took the time to talk with the survey team. The experiences they shared—which ranged from mildly upsetting to life-altering—will continue to inform and inspire our work. All quotations that appear in this report are from medical error survey respondents, used with permission. THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l i
TABLE OF CONTENTS • About this report ........................................................................................................................1 • Medical error was first recognized as public health challenge over 25 years ago ...............2 • Progress has been made over the past 25 years, but the health care system remains prone to error and there are no easy fixes ................................................................3 • What we know—and don’t know—about medical error in Massachusetts, and why it matters .............................................................................................................................4 • Two new studies look beyond existing reporting systems to fill important gaps in what we know about the costs of medical error ...................................................................5-6 • Key findings ...............................................................................................................................7 • FINDING: Medical errors are frequent, harmful, and costly ...................................................8 • Our incidence and cost calculations are conservative estimates ..........................................9 • FINDING: Medical errors happen in all health care settings throughout Massachusetts and can happen to anyone ...........................................................................10 • FINDING: Medical errors are associated with long-lasting physical and emotional impacts ....................................................................................................................11 • FINDING: Medical errors are associated with long-lasting loss of trust and avoidance of health care .........................................................................................................12 • FINDING: Patients and families rarely receive an apology or offer of support following a medical error .........................................................................................................13 • FINDING: Most people are dissatisfied with the communication they receive from providers after an error ...................................................................................................14 • FINDING: For people who receive it, open communication is associated with lower levels of adverse emotional health impacts and health care avoidance ...................15 • Patients and families are astute observers of what happened and why things went wrong .........................................................................................................................16-17 • How Massachusetts can lead the way on patient safety .................................................18-19 • Conclusion ...............................................................................................................................20 • References ..........................................................................................................................21-23 • Appendix A ..........................................................................................................................24-30 • Appendix B ..........................................................................................................................31-36 THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l ii
About this report There has been considerable progress on improving preventable patient harm. It then measured the cost An important and promising finding is that in the safety of health care for patients over the past of health care services in the aftermath of the error. instances where providers communicated more two decades. Much of this work has been done by The second study began with a random-sample openly, patients report less emotional harm and hospitals in Massachusetts and across the country. survey of 5,000 Massachusetts households that health care avoidance. Yet, medical error continues to cause hundreds identified almost 1,000 people who reported having The challenges are great, but so are the of thousands of deaths and injuries each year in experienced a medical error in their own care or opportunities for improvement—particularly the United States.1,2 Preventable safety events in the care of a household or close family member in Massachusetts. In addition to presenting now occur in 115 of every 1,000 hospitalizations,3 within the previous five years. In a follow-up survey, the research findings, this report proposes costing payers an average of $8,000 per 253 of these individuals shared detailed information a coordinated response through which the admission.4,5 As more care is delivered outside of about the impacts of those errors, and about the Commonwealth’s providers, policymakers, and hospitals, risks to patient safety are an emerging communication or support they received from public can begin to accelerate safety and quality concern in physician practices, dental offices, health care providers in the aftermath of the errors. improvement, and once again lead the nation on surgery centers, pharmacies, dialysis centers, In short, Massachusetts providers in every setting an urgent health care challenge. patients’ homes, nursing homes—anywhere where health care is delivered face the same patients receive care. Medication errors are patient safety challenges that persist throughout among the most common errors in outpatient and the nation. inpatient settings.6 And one in 20 U.S. adults who seek outpatient care will experience a diagnostic Our research uncovered almost 62,000 medical error each year, with about half of the errors errors, which were responsible for over $617 considered potentially harmful.7 million in excess health care insurance claims in a single year—just exceeding one percent of the The Betsy Lehman Center is a non-regulatory Massachusetts gets high marks for the overall state’s Total Health Care Expenditures for 2017. state agency that catalyzes the efforts of performance of its health system on metrics such Because some of the most common types of errors providers, patients and policymakers working as access to care, children’s vaccination rates, and (for example, medication and diagnostic errors) together to advance the safety and quality 30-day hospital mortality.8 Data specific to patient cannot be reliably identified using health insurance of health care in all settings. Established by safety is more limited. In the only national ranking Chapter 224 of the Acts of 2012, the Center’s claims data, these numbers underestimate both mandate includes: of safety, Massachusetts hospitals are highly total incidence and cost. rated9 though similar rankings are not available for • Facilitating agency and provider collaboration outpatient and long-term care. From our surveys, we learned that many of the on system-wide patient safety improvement people who report recent experience with medical initiatives To add to our knowledge about the impact of error are suffering long-lasting behavioral, physical, preventable medical error in Massachusetts, the • Administering a program of research emotional, and financial harms. Individuals report and data analysis Betsy Lehman Center undertook two studies. that they have lost trust in the health system and The first study analyzed one year’s worth of health some avoid not only the clinicians and facilities • Developing mechanisms to include patients and families in safety improvement efforts insurance claims data to count the number of responsible for their injuries, but health care medical errors in a variety of health care settings entirely. Moreover, most respondents expressed • Reporting on the Commonwealth’s safety improvement progress using almost 100 diagnostic codes that previous dissatisfaction with how their health care providers studies have shown to be associated with communicated with them after the errors. THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 1
Medical error was first recognized as public health challenge over 25 years ago Betsy Lehman was a nationally recognized Boston At the national level, the Institute of Medicine’s Globe health columnist and mother of two young 1999 report, To Err Is Human: Building a Safer girls when she died of a massive overdose of Health System,1 drawing from the groundbreaking chemotherapy while being treated for breast work of Lucian Leape10 and others,11 established cancer at the Dana-Farber Cancer Institute on medical error as a leading cause of death. The December 3, 1994. At the time, health care report was a call to action for the health care system providers were not in the practice of reporting to recognize and respond to systemic contributors serious harm events to the state’s regulatory to preventable medical harm. It also laid out a agencies. Nor did they typically disclose errors to comprehensive path forward that could be driven patients and families. through collaborative, multi-stakeholder efforts. In Betsy Lehman’s case, about two months after In Massachusetts, a group of regulators and her death, Dana Farber staff discovered the health care providers joined together as the medication error and informed her family. Her Massachusetts Coalition for the Prevention of colleagues at the Globe made the decision to Medical Errors to strategize over how to introduce CLICK HERE TO VIEW BETSY LEHMAN’S STORY. provide extensive, sustained coverage not only of a more collaborative and less punitive approach the error leading to her death but of the broader focused on learning from and preventing the risks to patient safety. The Department of Public recurrence of medical harm. Such an approach Health was alerted to the overdose by the Globe’s would emphasize identifying root causes of coverage and launched an investigation. adverse events, developing corrective action plans, and disseminating this information across In Massachusetts and nationally, Betsy Lehman’s providers. The Coalition and Betsy Lehman’s death catalyzed a movement to recognize that family also advocated for the legislature to create patient harm is not always caused by an indivudal a non-regulatory state agency in her name to clinician’s negligence. Rather, preventable coordinate, support, and report on the patient medical harm can be viewed as a consequence of safety improvement efforts of the state’s provider institutional systems and culture that had not kept organizations and health care agencies, and to pace with the complexities of modern health care. engage the public. The challenge and the opportunity, then, would be to apply interventions developed by other complex, Some of these patient safety pioneers believed that high-risk industries that had succeeded in achieving by adapting and implementing the high reliability high levels of safety and reliability. and safety principles and practices of other industries such as aviation and nuclear power,12,13 the health care system could eliminate most preventable patient harm. THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 2
Progress has been made over the past 25 years, but the health care system remains prone to error and there are no easy fixes Investments in safety improvement in have successfully targeted safety risks such • Factual foundation. Current systems for Massachusetts and nationally are making a as overdiagnosis of urinary tract infections, detecting, reporting, and analyzing adverse difference, particularly in hospitals. Earlier this communicating critical test results, and medication events and safety risks do not always yield year, the Agency for Healthcare Research and errors. enough meaningful data to sufficiently inform Quality and the Centers for Medicare & Medicaid However, many forces conspire against consistent leadership of health care organizations or to Services (CMS) released data showing that nine and widespread implementation of safety plans guide improvement at the system level.19,23,26 types of hospital-acquired conditions (HACs) and best practices, including: • Misaligned incentives. In many cases, providers declined by nearly one million instances from are still paid not only for health care services 2014-2017, preventing over 20,000 hospital • Complexity. The sheer complexity and pace of modern medicine generate new and that result in preventable harm, but for deaths and saving $7.7 billion nationally.14 This the additional services necessitated by the evolving safety risks that demand never- set of HACs, which includes adverse drug events harm.26 Moreover, the return on investment ending, continuous cycles of improvement. and healthcare-associated infections, had been for implementing safety improvements at The unintended safety consequences of targeted by CMS through a pay-for-performance the provider level may seem too unreliable to electronic medical records19 are but one program that reduces Medicare reimbursements executive leadership and their governing bodies. example. Sometimes the underlying risks are to the lowest performing hospitals, as well as not within the direct control of providers—for offerings of collaborative learning opportunities instance, unclear labeling of drugs or devices by and other resources aimed at helping hospitals manufacturers.20 PROGRESS OVER THE LAST 25 YEARS improve. • Culture. Providers and patients alike have prized Other strategies that either are improving or 1. The systems and cultural factors that individual skill, autonomy and responsibility over have the potential to improve patient safety contribute to preventable medical harm the teamwork and standardization needed to events are well understood, at least by are documented in a recent special issue of ensure safety in today’s heath care system.21,22 patient safety and quality professionals. Health Affairs. These include best practices and And some medical practices and organizations innovations for effective communication within 2. An extensive array of evidence-based lack safety cultures in which every staff member care teams and between providers15 and patients16, best practices for reducing the risk of feels responsible and empowered to speak up human error and preventing patient harm leveraging electronic health records to enable early about risks and adverse events without fear of when errors do occur are now available. detection and response to errors,17 and modifying reprisal.19,23 the built environment to prevent patient harm.18 3. A number of transparency initiatives • Competing priorities. Health care leaders are and financial incentives, mainly at the In Massachusetts, a variety of collaborative safety dealing with many competing pressures.24 national level, now promote safety and and quality improvement initiatives are underway, Making safety a top priority means taking on the quality improvement. for example a Health Improvement Innovation difficult task of culture change.25 Other barriers Network led by the Massachusetts Health and may include a sense that ambitious safety goals Hospital Association and a Perinatal and Neonatal are unattainable, or that one’s own organization Quality Improvement Network administered by is already as safe as it can be. the March of Dimes. Past learning collaboratives THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 3
What we know—and don’t know—about medical error in Massachusetts, and why it matters The systems Massachusetts uses to track instances to fear that they or others will be punished for • How many preventable patient harm events are of medical error are overlapping, fragmented, and safety lapses that are reported. happening statewide? incomplete. The resulting patchwork quilt of data is • What are the most common and most costly To illustrate, Massachusetts mandates that not always up to the task of informing policymaker types of error? hospitals and ambulatory surgery centers report and agency decisions about safety priorities medication errors resulting in serious injury or • What are the key contributors or risk factors for at the state level. Nor does it help health care death. In 2017, facilities reported a combined these errors? providers learn from the risks identified at peer total of 52 such errors.28 Yet, in a recent study that • Which providers are performing better or worse organizations to identify their own vulnerabilities followed patients through 277 surgeries at a single than their peers on safety? and take steps to prevent patient harm. Sparse Massachusetts hospital, researchers observed that information also contributes to low awareness 1 in every 20 medications administered involved • Which safety risks have been successfully among all parties—including the public—and a reduced and how? an error and/or harm event. Of over 150 errors tendency to underestimate the risks and the need This is not to suggest that patient safety will be found to be preventable, nearly 90 percent either for investment in solutions.21 achieved by more metrics and reporting alone. caused or could have caused serious or even life- For the most part, state and federal reporting threatening consequences.29 Studies like this show Indeed, sound arguments are being made mandates apply to narrowly-drawn categories of that if you look, you will find far more errors than for policies that would reduce reporting and providers (mostly hospitals, nursing homes and providers detect and report. measurement to just the right level to support ambulatory surgery centers) and are designed to improvement.30 To do this will require new ways of Barriers to data-sharing among the various capture a subset of adverse events that result in thinking about how best to gather and use safety custodians of the data also reduce the value of serious injuries or death. For instance, if a dentist data in both centralized (at the state level) and information that the state currently receives. Data extracts the wrong tooth or a pediatrician gives decentralized (at the provider organization level) silos effectively prevent anyone from gaining a a child the wrong vaccination, the data is not ways, and how to leverage data to maximize shared complete picture of the existing medical error captured. In the case of hospitals and nursing learning across provider organizations and to hold landscape. Because we all touch different parts of homes, most errors that cause less serious harm those organizations and their leaders accountable the elephant, no one is positioned to answer such are not required to be reported, even though for quality and safety. obvious questions as: critical information could be gleaned from these “near miss” or lower injury events. WHICH ERRORS ARE REPORTABLE UNDER CURRENT LAW? Underreporting of errors is widespread.27 But while some noncompliance with reporting may be WHEN A PATIENT ... MUST THE PROVIDER REPORT IT TO A STATE AGENCY? intentional, much underreporting is attributable Is seriously harmed by a medication overdose in a hospital or nursing home YES to problems with a provider organization’s internal Has the wrong eye anesthetized during cataract surgery at an ambulatory surgery center YES systems for identifying and tracking adverse events Attempts self-harm in the psychiatric unit of a hospital YES in the first place. Weaknesses include low staff Has cancer, but freestanding lab does not transmit screening test results to ordering physician or patient NO awareness, a difficult or frustrating user interface, Has wrong tooth removed in a dentist’s office NO clinician and staff perceptions that reporting is a waste of time because no one will take action Visits the pediatrician for a flu shot and is given a vaccination intended for another child NO anyway, or a culture that leads clinicians and staff Visit the Betsy Lehman Center’s Patient Safety Navigator to learn more about patient safety reporting requirements. THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 4
Two new studies look beyond existing reporting systems to fill important gaps in what we know about the costs of medical error Although our formal systems for collecting data I. THE INCIDENCE AND FINANCIAL COSTS OF MEDICAL ERROR about patient safety in Massachusetts may be • Question—How many preventable medical harm events occur in one year, what are the most common fragmented, it is possible to supplement what and costly types of errors, and how many dollars are spent on excess health insurance claims resulting we know. The Betsy Lehman Center recently from these errors? undertook two studies that are the first to rigorously measure: • Approach—We applied an established methodology31 used to estimate the national cost of medical error using the Massachusetts All-Payer Claims Database (APCD) (which includes both commercial 1. The annual incidence, types, and system health insurance and Medicaid claims) and Medicare claims data encompassing most reimbursable costs of medical errors throughout the procedures or treatments. Under this approach, we identified patients for whom insurance claims had Commonwealth been submitted using any of 98 diagnostic codes known to be associated with preventable harm events, 2. The physical, emotional, behavioral, and calculated the probability that these claims were related to preventable error, and estimated the financial impacts of preventable medical harm additional health care costs resulting from those events. We used APCD and Medicare claims data for on Massachusetts residents 2013 because of a subsequent change in the diagnostic coding system.32 For preventable harm events that cannot be found in health insurance claims data, we partially supplemented our estimates using data derived from peer-reviewed literature and incident reporting systems [see Appendix A for detailed explanation of the methodology]. EXAMPLE: ESTIMATING THE ANNUAL COST OF FOREIGN OBJECTS LEFT IN THE BODY AFTER SURGERY Identified 262 patients in claims data with retained foreign Identified a larger control group of similar patients who object diagnostic codes. did not have retained foreign object codes. • Reduced to 236 cases (-10%) to account for • Calculated the total - potential false positives average cost of their health ! • = $2.4 million* Estimated 224 errors based upon 95% probability insurance claims during the that the event was preventable same 1-year period • Calculated the total average cost of these patients’ EXCESS HEALTH CARE COST health insurance claims 1-year post-event ATTRIBUTABLE TO ERROR ($) Average costs 1-year after encounter ($) Average costs 1-year after encounter *Adjusted to 2017 dollars. CONTINUED ON NEXT PAGE THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 5
Two new studies look beyond existing reporting systems to fill important gaps in what we know about the costs of medical error WHO DID WE SURVEY, AND WHAT DO THEY II. THE HUMAN COST OF MEDICAL ERROR A total of 988 people reported medical error KNOW ABOUT MEDICAL ERROR? experience in the Massachusetts Health • Question—How does the Massachusetts public Studies consistently show that patients and Insurance Survey. In 2018, we were able to experience medical error? Specifically, if we ask families are excellent observers of medical error. conduct a 30-question “re-contact survey” a large, randomized cross-section of our state’s In some cases, they are more likely than their with 253 respondents about the physical, residents about their experiences with medical clinicians to detect errors, and are correct most of emotional, behavioral, and financial impacts of the time when they do report errors. But they are error, what will we learn about: the errors, as well as the communication and often reluctant to speak up or come forward out of ── The incidence and types of medical errors? support offered by providers after the errors. a fear of offending their clinicians or out of a belief ── The health care settings where errors are Ten of the re-contact survey questions allowed that their concerns won’t be taken seriously or make a difference.36,37 happening? for open-ended narratives through which we gathered the details of these individuals’ We found that most people are willing to discuss ── The physical, emotional, and financial their experiences when asked. In the initial experiences; the narratives were coded for the survey, 736 of the 988 respondents who told us consequences of error to patients and families Center by a team of physician researchers at they had experienced medical error agreed to be over time? Yale University. re-contacted for in-depth interviews. Of the 253 ── How providers respond after an error (e.g., do we were able to reach, everyone was older than they disclose, apologize, offer help)? The re-contact survey also reached 371 18, and the oldest was 91. Almost one quarter of respondents who had reported no recent these individuals live in households earning less ── The impact of open communication about experience with medical error to ask a brief than 139% of the federal poverty level; nearly half errors on patient and family wellbeing? set of questions regarding their perceptions of had incomes equal to or greater than 400% of the federal poverty level. Over one in three live in a • Approach—We identified and interviewed the health care system and patient safety [see household where someone has a four-year college Massachusetts residents who have experienced Appendix B for a detailed explanation of the or advanced degree. Over 40% of the respondents medical error through two statewide methodology]. were men and nearly 60% were women. telephone surveys. First, the Center for Health All survey data and quotes contained in this The largest group told us about errors that had Information and Analysis’ 2017 Massachusetts happened in their own care (33%). Others told us report reflect the respondents’ views of their about errors in the care of their parent (16%), child Health Insurance Survey, which reached 5,001 experience with medical error at the time of (15%), spouse (12%) and other family members randomly selected households, included a brief the survey. (25%). Of the 67% who said the error happened set of questions to identify people who had to a family or household member, over one in experienced a medical error in the previous five four (27%) were responsible for making decisions years in their own care or in the care of a family about that person’s care when the medical error or household member. occurred. One in three (33%) respondents reported “Sometimes when people receive medical care, mistakes are made. experiencing multiple medical errors in the past six years. We asked these people to focus in These mistakes sometimes result in no harm; sometimes they may on the single error they remembered best when result in additional or prolonged treatment, disability, or death. answering our survey questions. These types of mistakes are called medical errors.” HOW “MEDICAL ERROR” WAS DEFINED IN THE SURVEY33 THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 6
1 in 5 Massachusetts residents report Key findings ! recent experience with medical error either in their own care or in the care of a family member, 2013-2018 OPEN COMMUNICATION BY PROVIDERS IS LINKED WITH LOWER LEVELS OF HARM MOST PEOPLE ARE DISSATISFIED WITH FEEL SAD DEPRESSED ANGRY AVOID AVOID COMMUNICATION AFTER AN ERROR ABANDONED FACILITY DOCTOR OR BETRAYED 80% 78% 80 33% 70 SATISFIED 61% 60 50% NOT 50 39% SATISFIED 40 OPEN 36% WITHOUT 33% 30% COMMUNICATION 30 21% 6% DON’T KNOW/ 20 4% 7% REFUSED 10WITH OPEN 0% 3% 0 COMMUNICATION ERRORS HAVE LONG-LASTING IMPACTS MEDICAL ERRORS LEAD TO A LOSS MANY PEOPLE EXPERIENCE FINANCIAL SETBACKS ON PHYSICAL HEALTH 0 5 10 15 20 25 30 OF TRUST IN HEALTH CARE FROM MEDICAL ERRORS 0 5 10 15 20 25 30 NO CHANGE 0 5 10 15 20 25 30 66% LESS TRUSTING 33% 50% 100 0 0 5 5 10 10 15 15 20 20 25 25 27% 30 30 0 5 10 15 20 25 30 SLIGHT IMPACT 80 DECREASE INCREASED
FINDING: Medical errors are frequent, harmful, and costly Using one year of claims from the state’s APCD and Of the 98 types of errors that can be found in Medicare data from 2013,32 we identified 42,927 claims data, the top 10 most frequent errors THE TOP 10 MOST FREQUENT ERRORS preventable harm events that happened in settings account for 71% of all errors. Seven of the top 10 that provide services covered by health insurance, most frequent errors were also among the top 10 1. Pressure ulcer ($)* 14,369 primarily hospitals, ambulatory surgery centers, most costly errors. 2. Postoperative infection ($) 4,625 medical offices, and nursing homes. During the 3. Infection and inflammatory 1,919 Our findings about the most frequent types 12 months following each error, we also identified reaction due to internal prosthetic of errors follow a pattern similar to the earlier $518 million in excess health insurance claims device implant and graft ($) national study on which it was based, with seven associated with patient harm. For several common 4. Bleeding/blood loss (hemorrhage) 1,628 of the most frequent errors making the top 10 lists preventable harm events that cannot be fully complicating a procedure in both studies.31 Such alignment suggests that identified in claims data or that the established not only do Massachusetts providers face many 5. Chronic pain after back surgery 1,606 methodology did not account for—falls, medication of the same safety challenges as their national errors, MRSA and C. difficile infections—we were 6. Accidental puncture or laceration 1,511 counterparts, but that the methodology from the able to supplement the incidence figures with during a procedure ($) national study is valid as applied to Massachusetts. partial data from peer-reviewed studies and Our cost findings are, in turn, reinforced by the 7. Medical treatment-induced 1,367 incident reports related to hospital inpatient abnormally low blood pressure results from our survey of Massachusetts residents. admissions,38-48 and apply other established cost (Hypotension Iatrogenic) ($) Nearly two-thirds of survey respondents who estimates for these conditions.49 This added 19,055 reported experience with medical error also 8. Substances causing adverse effects 1,238 incidents and $99 million in excess costs to our reported that the error resulted in a need for in therapeutic use ($) calculations. additional care, including longer hospital stays, Overall, we found 61,982 preventable harm events rehabilitation services, or extra doctor visits. 9. Abnormal collection of blood 1,224 and over $617 million in excess health insurance (bruise/contusion) complicating a procedure ($) claims—just above one percent of the state’s Total Health Care Expenditures.50 10. Ventral hernia without mention of 948 obstruction or gangrene ACCOUNT FOR 71% OF ALL ERRORS IDENTIFIED IN CLAIMS DATA 71% 0 20 40 60 80 100 *($) Also one of the top 10 most costly errors. THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 8
Our incidence and cost calculations are conservative estimates If we were able to analyze claims data from 2018, it is possible that we would find some change in the total incidence of preventable harm events, either from improvements that have been documented by several hospital metrics14 or from differences in the way providers now code claims. Nevertheless, we believe that our approach, combined with the inherent limitations of claims data analysis, has resulted in findings that underestimate the full incidence and financial cost of medical error in the Commonwealth. 1. We were conservative in our methodology. 3. Health insurance claims data are incomplete. • We decreased our counts of diagnostic codes For example: PATIENTS’ EXPERIENCE OF MEDICAL ERROR associated with errors by 10 percent to • Providers are not entirely consistent in the SUPPORTS OUR CONSERVATIVE ESTIMATES account for potential false positives. way they code claims. Around 60 percent of respondents described an • We made no such adjustment for potential • Providers may intentionally code in ways to error or delay in diagnosis. false negatives or missing data. avoid pay-for-performance penalties. ── About two out of three of these errors had 2. Some frequent and costly types of error • In a recent study that analyzed both Medicare to do with errors in judgment made by cannot be easily identified through health claims data and patient medical charts to clinicians, such as failure to perform simple diagnostic tests. insurance claims. Data only reveal what a identify pressure ulcers, researchers found patient was treated for—not the underlying that chart review caught about 20 times more ── About one out of three events stemmed reasons for the treatment or whether the pressure ulcers than claims data analysis.53 from process breakdowns, such as a critical lab or radiology result that was not treatment was correct or timely; this precludes 4. Our analysis misses costs that are not communicated. us from comprehensively including several reimbursed through primary health insurance, Nearly half of respondents (49%) reported two known leading causes of patient harm, including— or more financial impacts from medical error including: such as: • Costs of services covered through other types • Diagnostic error and delay in all health care of insurance (e.g., retail pharmacy, most ── Increased medical expenses (50%) settings7,52 dental) ── Missed time at work (32%), leaving a job • Preventable patient falls in non-hospital • Malpractice claims payments (21%), or decreased income (33%) settings43 ── Extra household expenses (33%) • Economic and quality of life costs • Medication errors in non-hospital settings 6 • Other human toll THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 9
Medical errors happen in all health care settings throughout Massachusetts FINDING: and can happen to anyone Public perception of medical error as a problem in Our re-contact survey of the 253 Massachusetts The age of the patient to whom the medical error Massachusetts is low. A majority of all respondents residents who completed in-depth interviews happened ranged from less than one to over 90. (including the group that did not have recent about their medical error experiences shows that Although median age at the time of the error was experience with medical error) believe that medical errors happen in all health care settings, including 53 years old, 15% of the errors described occurred error is not a problem (59%) or do not know (7%). nursing homes, dental offices, emergency rooms, to patients less than 18 years old and 18% of the However, of those who report it is a problem, hospitals, urgent care, prison infirmaries, primary errors occurred to respondents 75 or older. 78% feel it is a serious problem. These findings are care practices, and retail pharmacies. virtually identical to those from a statewide survey People who reported medical errors live in every conducted five years ago.34 part of the state. No inferences can be made Similarly, over half (55%) do not believe a medical about the relative safety of health care in different error is likely in their own future care. But knowledge regions because we only asked people where they of past medical errors increases respondents’ sense live, not where their errors occurred. of personal risk. Almost two-thirds of respondents (63%) who were aware of two or more medical Frequency errors in their own or other people’s care believed MEDICAL 35 ERRORS HAPPEN IN ALL HEALTH CARE SETTINGS ... that a future medical error was likely. 30 ................................................... HOSPITAL (NOT ER) 41% DOES THE MASSACHUSETTS PUBLIC SEE 25 MEDICAL ERROR AS A PROBLEM? 20 ................................................................................................ EMERGENCY ROOM 15% 15 ............................................................. DOCTOR’S OFFICE OR CLINIC 27% 10 NO 59% 5 ................................................................................................................ OTHER* 17% *E.g.,0pharmacy, dentist, nursing home 0 20 40 60 80 100 DON’T KNOW 7% YES 34% Frequency ... AND TO PEOPLE OF ALL AGES 35 FREQUENCY 100 > 80 YEARS 30 78% of these 80 25 people believe 60 medical error 20 is a serious 15 40 problem 10 20 5 0 0 0 20 40 60 80 100 AGE (YEARS) THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 10
Medical errors are associated with long-lasting physical and emotional FINDING: impacts Survey respondents described significant, Medical error also was associated with long-lasting “The hardest one right now is dealing with the persistent physical harms from medical errors emotional health impacts. Among respondents medical issues, the extra bills for the medicines. I 10 20 30 40 50 60 70 reported 80 that the error happened three to 0 that had happened as many as six years before who just get stressed out constantly. And I am furious the survey.* Almost 30% stated that their physical six years before the survey, one-third reported because this is the mess they created and they just health (or the physical health of the household that they still feel anxious, more than a quarter threw me out the door, which was even worse.” or family member to whom the error happened) continue to feel sad, angry, and just over one in five – She suffered complications from was impacted at least to some degree for one year say they are DEATH depressed. Respondents who reported an unnecessary surgery or more. An additional 12 percent were familyHEALTH STRONGLY an error>three 1 YEAR to six years earlier were also the members of a person who reportedly died. most likely to feel as if they had been abandoned HEALTH STRONGLY < or betrayed by the providers involved. The only On the opposite end of the spectrum, over one emotional HEALTH impact SLIGHTLY > that seems to steadily subside “It was quite painful. Well I had anxiety for quite a in four respondents indicated that the error had over time is anger. while, and I think depression, and overall, a loss no physical health impact at all. This suggests that HEALTH SLIGHTLY < 1 ME respondents can of faith.” 20 identify 30errors 40 when harm 50 did not Because 70 NO the 80re-contact survey took place almost one year * 10 60 CHANGE 0 result, such as a retail pharmacy dispensing error after the larger statewide survey that identified people who – An error during a home care visit necessitated an reported having experienced medical errors during the additional painful procedure where the person caught the mistake before taking previous five years, the reported errors occurred up to six the wrong medicine. years prior to the re-contact survey. 0 10 20 30 40 50 60 70 80 10 20 30 40 50 60 70 80 0 MEDICAL ERRORS HAVE LONG-LASTING MEDICAL ERRORS HAVE LONG-LASTING IMPACTS ON EMOTIONAL HEALTH IMPACTS ON PHYSICAL HEALTH NO CHANGE 29% ERROR 27% Still depressed STILL DEPRESSED 16% OCCURRED 21% Less than 1 year ago 1 to 2 years ago SLIGHT10 IMPACT 20 30 40 50 60 70 80 26% 3 to 6 years ago 0
NO CHANGE FINDING:Medical errors are associated with long-lasting loss of trust and avoidance of health care LESS TRUSTING An experience with medical error is likely to have lasting effects on an Well over half of the respondents whose error happened 3-6 years ago say that they individual’s attitudes and behaviors regarding the health care system. sometimes or always continue to avoid the doctors or the health care facility involved Two-thirds of respondents expressed reduced levels of trust in health 0 in the error. Of even 10 concern greater 20 30 more is that 40 than one-third 50 60of all respondents 70 80 90 care no matter how long ago the error occurred. report that they continue to sometimes or always avoid all medical care. MEDICAL ERRORS CAUSE LONG-LASTING LOSS OF TRUST IN PEOPLE OFTEN AVOID HEALTH CARE FOR A LONG TIME AFTER HEALTH CARE AN ERROR ERROR 50% 1% OCCURRED More Still avoid 64% TRUSTINGtrusting 3% Less than 1 yearSTILL ago AVOID DOCTORdoctor 3% 1 to 2 years ago 57% 3 to 6 years ago 31% 45% No Still avoid 64% O CHANGEchange 35% STILL AVOID FACILITYfacility MEDICAL ERRORS CAUSE LONG-LASTING LOSS OF TRUST IN HEA 29% 57% 67% 45% Still avoid Less medical 34% TRUSTINGtrusting STILL AVOID MEDICAL CARE 62% care 67% 37% 0 10 20 30 40 50 60 70 80 90 100 0 10 20 30 40 50 60 70 80 90 1 “I stay away from medical [care]. I stay The hardest part is the cynicism and away from it as much as possible. I use guardedness I continue to have for everyone “I feel the humanity is being alternative resources; try and go holistic.” in the medical field. I have no trust left.” taken out of the process.” – Repeated hospitalizations from a surgical – A clinician refused to reconsider a people often – Her avoid husband hadhealth trouble care for aand breathing long time after a ended error put this mother of young children out diagnosis that turned out to be incorrect, up in the emergency room after a missed of work for months leading to additional complications diagnosis at his doctor’s office earlier in the day D DOCTOR D FACILITY THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 12
FINDING: Patients and families rarely receive an apology or offer of support following a medical error Despite a Massachusetts law54 that requires 100 providers to disclose medical errors that cause 80 Sincere 82% significant harm and encourages apology, more 60 Majority who received apology felt it was sincere. than 60 percent of respondents expressed overall 40 dissatisfaction with how providers communicated in the aftermath of an error. 20 Fewer than one in five (19%) of respondents say 0 that they received an apology after the medical Fewer than one in five say they received apology error. Most people (82%) who did receive an following medical error. apology felt it was sincere. Only one quarter (25%) of respondents were no support ..................... NO SERVICES OFFERED 75% offered one or more types of emotional, functional, psychological or financial support services. The most common counseling .............................. PSYCHOLOGICAL COUNSELING FROM A MENTAL HEALTH PROFESSIONAL 8% additional help offered among all respondents spiritual ..... SPIRITUAL SUPPORT, SUCH AS FROM A CHAPLAIN OR OTHER RELIGIOUS ADVISOR 13% reporting experience with a medical error was MEDICAL ERRORS CAUS social worker ................................................................................................ HELP FROM A SOCIAL WORKER 11% spiritual support (13%). The setting in which their error occurred (e.g., hospital or helping medical office) paying outdid of pocket ............................................................... HELP PAYING OUT OF POCKET OR OTHER MEDICAL COSTS 3% not significantly change the likelihood of receipt of money to compensate ..... MONEY TO COMPENSATE YOU/THEM FOR INJURIES RESULTING FROM THE MEDICAL ERROR 2% an apology or offer of assistance. 0.000000 10.62500121.25000231.87500342.50000453.12500563.75000674.375007 Among the 28 percent of respondents who Did provider explain any follow-up actions Did provider offer information about a review or to prevent similar errors in the future? investigation to determine what caused the error? reported receiving an acknowledgment of the error from the place where the medical error occurred, 23 percent reported also receiving an explanation of the actions being taken to prevent similar errors from happening in the future. NO 72% NO 86% YES 23% YES 9% people oft DON’T DON’T KNOW 5% KNOW 5% THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 13
0.000 10.625 21.250 31.875 42.500 53.125 63.750 74.375 85.000 FINDING: Most people are dissatisfied with the communication they receive from providers after an error We also asked respondents a series of questions about MORE THAN 60 PERCENT OF PATIENTS AND FAMILY MEMBERS ARE six elements of communication: DISSATISFIED WITH CARE TEAM COMMUNICATION AFTER AN ERROR p COMPLETELY Did anyone at the place where the medical error ..................................................................... COMPLETELY SATISFIED 15% occurred… SOMEWHAT SAT ..................................................................... SOMEWHAT SATISFIED 18% 1. Acknowledge the error? And did anyone on the care team... SOMEWHAT DIS ............................................................. SOMEWHAT DISSATISFIED 13% 2. Speak openly and truthfully about the error? NOT AT ALL ..................... NOT SATISFIED AT ALL 48% 3. Speak about the error in an easy to understand way? 4. Provide information needed to understand the health DUNNO ................................................................................. DON’T KNOW/REFUSED 6% effects of the error? 5. Offer a chance to ask questions about the error? 0 17 34 51 68 85 6. Offer a chance to express feelings about the error? OPENNESS OF COMMUNICATION BY PROVIDERS VARIES AFTER AN ERROR One out of three respondents answered “no” to 5-6 WAYS .......................................... COMMUNICATED IN 5-6 WAYS 24% all six questions, reporting that they received no communication whatsoever (the “no communication 3-4 .............................................................. COMMUNICATED IN 3-4 WAYS 11% group”). However, nearly a quarter of the respondents MEDICAL ERRO answered “yes” to five or all six of these questions, 1-2 ................................. COMMUNICATED IN 1-2 WAYS 30% reporting that their care teams shared information about NOT the error and invited further discussion in multiple ways (the “open communication group”). NO COM ........................................ NO COMMUNICATION 34% SOMEWHAT DIS 0.000 10.625 21.250 31.875 42.500 53.125 63.750 74.375 85.000 “Well, first thing [that would have helped] would “I guess the thing that made it worse was that there “Any acknowledgment of their mistake, or have been to acknowledge and apologize that was zero communication with them. Zero.” a recognition that they need to be better mistake had been made. And I think secondly, I – Her mother’s physician did not relay listeners, would be nice.” did incur out-of-pocket costs to have the procedure information about a critical heart condition – Clinician failed to recognize identified in tests he had ordered done again, and those should have been covered.” seriousness of infection despite patient’s concerns, delaying treatment – He had to have a second procedure because of an error p COMPLETELY SOMEWHAT SAT THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 14
FINDING:For people who receive it,STILL open communication is associated with lower DEPRESSED levels of adverse emotional health impacts and health care avoidance55 STILL SAD Open communication is linked to lower emotional WHEN PROVIDERS COMMUNICATE OPENLY, EMOTIONAL HARM IS ALLEVIATED harm. While up to half of respondents in the no STILL FEEL ABANDONED 4% Open communication communication group still felt sad, depressed, STILL DEPRESSED Still depressed 33% No communication anxious, angry, or abandoned or betrayed at the time of the re-contact survey, the open STILL ANXIOUS 3% communication group reported lower levels of STILL SADStill sad 39% all of these emotional impacts—and no lingering feelings of abandonment and betrayal. STILL ANGRY 0% STILL FEELStill feel abandoned or ABANDONED betrayed by doctor 36% While anxiety appeared to be lowered by open communication, that finding was not statistically 23% significant, suggesting that there are additional Still anxious STILL ANXIOUS 37% 0 17 34 51 68 8 challenges to regaining confidence in the health care system following a medical error experience. 7% Still angry STILL ANGRY 50% The effects of open communication remained significant for sadness and feeling abandoned or betrayed by doctors when we controlled for how long ago the error occurred, physical and financial OPEN COMMUNICATION ALSO ALLEVIATES 0 HEALTH 17 CARE AVOIDANCE 34 51 68 8 severity of the error, and a number of other potential influences.56 30% STILL AVOID Still DOCTORavoid doctor 78% Open communication can also reduce health care avoidance. The open communication group was significantly less likely to avoid both the doctors 21% STILL AVOID Still FACILITY avoid facility and the health care facility involved in the error 80% when controlling for the same potential influences discussed above. Avoidance of medical care in 26% STILL AVOID DOCTOR general also declined for the open communication STILL AVOID Still avoid CARE MEDICAL medical care 45% group, but not to a statistically significant degree.57 STILL AVOID FACILITY “And he even came in and apologized to me. “I had an OB-GYN who was so phenomenal. 0.0 9.5 At19.0 the end28.5 of my 38.0 pregnancy, 47.5 he was 57.0 like,66.5 ‘I need76.0 to call 85.5 95 And I’ve never had a doctor do that.” somebody else because I want somebody else to agree or disagree with me.’ And I thought to myself, ‘I – Her bowel obstruction was missed have such respect for this man,’ because he could say that on his own.” during an emergency department visit STILL AVOID MEDICAL CARE – She compared an earlier experience to a more recent one involving poor communication with a physician THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR 0.0 9.5 19.0 28.5©201938.0 47.5 57.0 66.5 76.0 Betsy Lehman Center for Patient Safety l 85.5 15 95
Patients and families are astute observers of what happened and why things went wrong “All I’m trying to say is that I’ve become acutely When answering a series of open-ended UNDERLYING CAUSES OF THE ERRORS questions about the errors they had experienced, aware that in an age of increased specialization, the 253 re-contact survey respondents described SYSTEMS FACTORS the biggest challenge is the patient has to take what happened and their perceptions of the The absence of precautions or other fail-safes for responsibility for communication across all underlying causes of those events. They also specialties.” preventing harm was a common theme among shared ideas for preventing similar events from – She was advised to undergo an unnecessary our survey respondents. These breakdowns happening again. Several major themes emerged surgery when her symptoms were mistaken for included issues related to equipment maintenance, something more serious from these narratives. oversight of clinician and staff hand hygiene CHARACTERISTICS OF THE ERRORS practices, and systems for preventing patient misidentification. “You should not confuse one individual with Although our sample included many cases of severe injury in the course of more intensive COMMUNICATION FACTORS another. Between social security numbers, treatment, survey respondents often described addresses, previous addresses, guarantor on Another major theme expressed by respondents preventable injuries that happened in the course of the account, everything else that they ask you. I was that they were dismissed or not heard when routine care, such as: trying to alert care team members that they had found it very difficult to understand.” • A child given injections intended for another known reactions to a proposed medication, were – Her son’s medical records are entangled child in a pediatrician’s office with another patient’s at risk of falling, or their symptoms did not align • Extraction of the wrong tooth in a dentist’s office with the doctor’s diagnosis. • An infusion overdose in a nursing home Unclear or incomplete discharge and follow-up “I know she was sick and I know she wasn’t Moreover, while patient harm can sometimes instructions to patients were another frequent going to live another 10 years. I get all that. A result from a singular error, it is often the by- concern. More than a few respondents reported product of a series of cascading events combined little bit of reasonable follow-through would’ve hesitating to seek additional help as their health with missed opportunities to prevent injury. One prevented so much.” worsened because they were given reassurances woman reported undergoing surgery to remove that they were fine during an urgent care or – This nurse’s mother’s health deteriorated kidney stones based upon a misread radiology during a nursing home stay from a series of emergency department visit but no information communication breakdowns and other missteps report (no stones were found), only to have her about what should prompt them to seek help again. appendix accidentally nicked, resulting in additional surgeries, a post-operative infection and more. Many respondents perceive the health care “So I have to go to consult a specialist at another system as fragmented. They pointed to various hospital and open up, basically, a new system of breakdowns in teamwork or communication “I’m sure they’re strapped. They’re working hard, among clinicians and staff at a single organization medical records, because the original hospital and too. [But] that’s just poor discharge planning.” or between health care organizations as they this hospital don’t talk to each other.” – She was caring for a relative who was moved across the care continuum as contributors – A well-known complication of his medical discharged with medications the provider to the errors they experienced. condition was missed by a physician should have known he could not swallow CONTINUED ON NEXT PAGE THE FINANCIAL AND HUMAN COST OF MEDICAL ERROR ©2019 Betsy Lehman Center for Patient Safety l 16
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