COGNITIVE - BEHAVIORAL THERAPY FOR INSOMNIA - ALVIN E. LAKE III, PHD, FAHS MICHIGAN HEAD-PAIN AND NEUROLOGICAL INSTITUTE - MICHIGAN ...
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Cognitive - Behavioral Therapy for Insomnia Alvin E. Lake III, PhD, FAHS Michigan Head-Pain and Neurological Institute
Prevalence: Types of Insomnia Community Sample (Primary Care, N=1181) Sleep Disturbance Prevalence (%) Delayed Sleep Onset 10.3 Sleep Maintenance 25.2 Early Wakening 15.9 Non-Restorative Sleep 18.2 Restricted Social Activities (RSA) 16.9 Significant Interaction of delayed sleep onset & pain (P
Sleep Onset Latency in a National Sample Community Sample (Primary Care, N=1181) Minutes to Percentage of Fall Asleep Respondents 0-14 42% 15-29 19% 30-44 18% 45-59 3% 60+ 18% Mean = 22 Minutes, SD = 19; Median = 15 Minutes 2007-2008 CDC National Health and Nutrition Examination Survey
Sleep is the overlooked hero and the poor man’s physician. Stephen King, Insomnia 1994
Sleep Deprivation and Pain One Night of Total Sleep Deprivation (TSD) Promotes Hyperalgesia in Normal Adults • Healthy adults without pain or sleep problems • N = 14 (6 female, 8 male) • Crossover design – TSD vs normal night • TSD → significant hyperalgesia to heat, cold, blunt pressure, pinprick • TSD → significant increase in State Anxiety Scuh-Hofer, S et al Pain 2013 154(9): 1613-1621
Comorbidity: Insomnia & Medical Disorders Community Sample (Age 18-65, N = 3282) Overall Prevalence of Insomnia = 21.4% Increasing # Medical Disorders → Increased Prevalence Insomnia Medical Disorder Odds Ratio 95% CL P Migraine 1.8 1.5-2.1 .001 Pain- Stomach Ulcers 2.1 1.6-2.7 .001 Related Arthritis 1.8 1.5-2.2 .001 COPD 1.6 1.3-2.0 .04 Breathing Asthma 1.9 1.5-2.5 .001 Cardiac, Hypertension, Other Neurological, Menstrual 1.7 1.2-2.7 .004 Budhiraja R et al Sleep 2011 34(7): 859-867
Longitudinal Effect of Sleep Disturbance on Emergence & Severity of Chronic Pain N=1753 Young Adults – Ages 18-25 Sleep Problems at Initial Assessment • Baseline – significant comorbidity with chronic pain, musculoskeletal pain, headache & abdominal pain severity • 3-Year Follow-Up – predicted emergence of chronic pain & increased severity of musculoskeletal pain Bonvanie, I. J. et al Pain 2016; 157(4): 957-963
Sleep Problems Increase Risk for Later Development of Chronic Pain • Sleep problems have a dose-dependent association (more significant sleep disturbance → higher risk) with both low back & neck/shoulder pain for both men & women at 10-year follow-up (N = 26,896).1 • Sleep impairments are a stronger and more reliable predictor of pain than pain is of sleep impairments.2 • Sleep patterns share common pathways with nociceptive stimuli.3 • Sleep deprivation impairs descending pain-inhibition pathways that are important in controlling and coping with pain.4 1. Mork PJ et al Eur J Public Health 2014 24(6): 924-929 2. Finan PH et al J Pain 2013 14(12): 1539-1532 3. Fine L Phys Med Rehabil Clin N Am 2015 26(2): 301-308 4. Choy EH Nat Rev Rheumatol 2015 11(9): 513-520
Sleep and Pain – Bidirectional Influence Randomized, Controlled 12-Month Trial Collaborative Treatment. N = 250 Veterans • Change in sleep complaints at 3 months predicted change in pain at 12 months (P
Insomnia, Headache and Mood • During last night’s insomnia, as these thoughts came and went between my aching temples, I realized once again, what I had almost forgotten in this recent period of relative calm… • That I tread a terribly tenuous, indeed almost non-existent soil spread over a pit full of shadows, whence the powers of darkness emerge at will to destroy my life… Franz Kafka, Letters to Friends, Family and Editors
How Much Sleep Does a Pain Patient Need? • The sweet spot may lie between 6-9 hours/night • Representative national sample (N = 971) kept pain and sleep diaries for 1 week1 • Either less than 6 or more than 9 hours sleep/night significant association with greater next-day pain1 • Daytime pain prospectively predicted sleep duration, but the effect was less robust1 • Both migraine and tension-type headache patients may need more sleep than healthy controls2 1. Edwards RR et al Pain 2008 137(1): 202-207 2. Engstrom M et al Acta Neurol Scand Suppl 2014 198: 47-54
Shift Work Disorder – 1 1. About 15% of full-time was and salary workers in US work on shifts outside traditional daytime schedule 2. Most shift workers are in service occupations – police, firefighters, food service, healthcare, transportation 3. 63% of shift workers (vs 89% of non-shift workers) said their schedule allows them to get enough sleep 4. Shift workers more likely to sleep 6 hours on workdays work more hours/week experience drowsy driving at least once/month National Sleep Foundation (sleepfoundation.org) accessed online 04/29/2018
Shift Work Disorder – 2 Definition Circadian rhythm sleep disorder characterized by insomnia and excessive sleepiness affecting people whose work hours overlap with the typical sleep period 1. MedLine and Cochrane Library search found 29 articles (reviews and research) with 3504 probands 2. About 33% of shift workers have insomnia 3. Up to 90% report regular fatigue & sleepiness at workplace 4. Detrimental effects – work performance, processing errors, work accidents, absenteeism, reduced quality of life, symptoms of depression Richter, K et al EPMAJ 2016
Cognitive Behavioral Treatment of Insomnia
American College of Physicians Management of Chronic Insomnia Disorder in Adults Clinical Practice Guideline Recommendations 2016 Based on Systematic Review of Randomized Controlled Studies Published in English from 2004 through 9/2015 1. ACP recommends that all adult patients receive cognitive behavioral therapy for insomnia (CBT-I) as the initial treatment for chronic insomnia disorder. 2. ACP recommends that clinicians use a shared decision-making approach, including a discussion of the benefit, harms, and costs of short-term use of medications, to decide whether to add pharmacological therapy in adults with chronic insomnia disorder in whom cognitive behavioral therapy for insomnia (CBT-I) alone was unsuccessful. Qaseem A et al Ann Intern Med 2016; 165(2): 125-133
Behavioral & Drug Therapies for Randomized Controlled Trial – 1 1. Late Life Insomnia (mean age 65), N = 78 (50♀ 28♂) 2. Improvement = Reduction in time awake after sleep onset measured by sleep diary and polysomnography Treatment % Improvement Pharmacotherapy + CBT 63.5 Cognitive-Behavioral Therapy 55.0 (stimulus control, sleep restriction, sleep hygiene, cognitive therapy) Pharmacotherapy (temazepam) 46.5 Placebo 16.9 1. The three active treatments more effective than placebo 2. Trend for greater efficacy of combined treatment Morin CM et al JAMA 1999 281(11): 991-999
Behavioral & Drug Therapies for Randomized Controlled Trial – 2 Sustained Improvement, Rated Efficacy, Satisfaction • CBT treated subjects sustained gains at follow-up • Drug therapy alone did not show sustained gains • CBT (alone or combined with drugs) was rated as more effective than drug therapy alone by subjects, significant others and clinicians. • Subjects were more satisfied with CBT Morin CM et al JAMA 1999 281(11): 991-999
American Academy of Sleep Medicine Practice Parameters for the Psychological and Behavioral Treatment of Insomnia: An Update Effective Treatments Include 1. Stimulus Control 2. Relaxation and Biofeedback 3. Cognitive Behavior Therapy 4. Sleep Restriction 5. Paradoxical Intention Morgenthaler T et al Sleep 2006 29(11): 1415-1419
Sleep Onset Insomnia – Overthinking • Insomnia is a variant of Tourette’s – the waking brain races, sampling the world after the world has turned away, touching it everywhere, refusing to settle, to join the collective nod. • The insomniac brain is a sort of conspiracy theorist – believing too much in its own paranoiac importance, as though if it were to blink, then doze, the world might be overrun by some encroaching calamity, which its obsessive musings are somehow fending off. Jonathan Lethem, Motherless Brooklyn 1999
Behavioral Management of Sleep Set Appropriate Expectations 1. Educate patient about sleep 2. Need to quiet the mind 3. Bed is not the place to solve problems – no matter how badly the emotional mind may want to do so 4. Consistency is critical to success – the insomniac may need more consistency in following program than bed partners or friends 5. Patience – Improvement may take several weeks of adherence
Stimulus Control 1. Facilitate “bed with lights out” becoming a conditioned stimulus for rapid sleep onset – no competing activities 2. Reserve bed for sleep at night – no TV, reading, cell phone, iPad, computer games, reading, worrying, planning, or discussing stressful events with your bed partner 3. Avoid using bed for other activities during the day 4. If you need time to review your day, plan tomorrow, or grapple with an emotionally difficult issue, give yourself a limited time in a structured setting to do this before starting bedtime preparation 5. Keep a notepad by the side of the bed to easily jot down any thoughts you have difficulty getting out of your mind
I don’t fall asleep easily, but when I do, it’s a nightmare. Parth Shiralkar
Relaxation, Meditation, Mindfulness 1. Slow abdominal breathing – 4 seconds in, 4 seconds out 2. Repeat a word – e.g., “Re…lax” – in rhythm with breathing 3. Alternatively, some patients with a strong faith may prefer a verse of scripture or word with special meaning in their religious tradition – e.g., “The Lord is my shepherd…” 4. Become a neutral, casually interested, passive observer of intrusive thoughts and images – “Oh, that’s interesting” while continuing to redirect attention to the slow abdominal breathing rhythm and chosen word 5. Take the emotion out of any sensory stimuli – e.g., let “pain” transform to a “certain feeling” at the periphery of the mind rather than a negative emotional state at the center of awareness
Somatically Focused Relaxation • Body scan – focus on different area of your body from the toes to the top of the head, relaxing each area, with sensations of loose heaviness • Progressive relaxation – tighten and then relax muscles from the feet to the forehead, with a sense of “letting go, farther and farther” as each area releases before moving on to the next • Biofeedback – focus on warming the fingers or toes (reduction in sympathetic nervous system outflow) or relaxing specific muscle areas (e.g., jaw, neck, eyes, forehead)
Hypnotically-Induced Relaxation 1. Letting go of intention, following a prearranged script 2. Descending imagery – going down a staircase or floating like an autumn leaf in a light warm breeze 3. Repetitive counting – e.g., backwards slowly from 100, or up from 1 to 10 while opening and closing the eyes, letting the eyes feel heavier and heavier, until they feel too heavy to open, finding it easier to just let them effortlessly remain closed 4. Passively observe whatever experiences occur through the process 5. Repeat as needed – repetition of the script facilitates conditioning
Sleep Restriction Limit Time in Bed when Not Sleeping 1. Avoid lying in bed for prolonged periods not sleeping – interferes with condition rapid sleep onset 2. Go to bed when sleepy – stay up later but engaged in non-stimulating activity during the hour before bed 3. If not asleep within about 20 minutes, get out of bed, preferably go into another room, do something non-stimulating – reading light fiction or a book you have read before, listening to music or a story with which you are familiar, return to bed when feeling sleepy 4. Repeat if not asleep in about 20 minutes 5. No napping during the day
Paradoxical Intention 1. Insomniacs often try too hard to fall asleep – they set goals that they must be asleep by a certain time in order to be rested for the next day’s activities, they track the time they are not sleeping, and at some point become frustrated with their lack of success in falling asleep, which further interferes with sleep 2. The therapeutic goal each night is to follow the plan, and accept whatever happens – to give up the goal of trying to fall asleep 3. True paradoxical intention means trying to stay awake rather than trying to fall asleep – directly confronting the fear of not falling asleep
I’ve got rhythm… George and Ira Gershwin
Circadian Rhythms of Human Subjects Without Timepieces or Indication of the Alternation of Day or Night • One (1) subject lived alone in cave for 127 days – activities & sleep cycle averaged 25.1 hour rhythm • Seven (7) solitary subjects spent 5-7 days in isolation unit – 3/7 developed 25-27 hour rhythm 1/7 first developed 27 hour rhythm, then 24-25 hours 1/7 maintained 30 hour rhythm 2/7 alternated sleep of 8 or 16 hours, followed by 24 hours of activity • One group of four (4) individuals awoke every 24 hours after sleep alternating between about 4 and 8 hours Mills JN et al J Physiol 1974 240(3): 567-594
Geologist Michel Siffre – “Caveman” Michel Siffre in 1999 before starting 76-day sojourn in a cave without a phone or a watch – Getty Images. Accessed online New York Post 01/22/17
When Time Flies – Michel Siffre • Michel Siffre (geologist) spent extended periods underground three (3) times, without knowledge of passage of days on earth’s surface – the last in his 60’s lasting 76 days • He slept, rose and ate as he wished & kept detailed diaries • In his first 2-month trip, sleep/activity cycles varied from 6-40 hours (mean = 24.5) • Longest period of isolation was 7 months – for the first 5 weeks, his rhythm was 26 hours then his “days” ranged from 26 to 40-50 hours experienced severe depression with suicidal ideation Burdick, Alan When Time Flies: A Mostly Scientific Investigation 2018 NY: Simon & Schuster
Manage the Circadian Rhythm 1. Patients with sleep problems may need to be more rigid than others to maintain a stable circadian rhythm 2. Get up at the same time every day – include weekends 3. “Sleeping in” on the weekends interferes with the circadian rhythm – like going on Daylight Savings every Monday when you have to get up earlier for work or school 4. A consistent time of getting up in the morning drives the circadian rhythm – not the more popular concept of going to bed earlier, which may leave the insomniac with more time to lie in bed awake and not sleeping
Conclusion The best cure for insomnia is to get a lot of sleep. W. C. Fields
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