PROGRAMME - Nørre Campus University of Copenhagen Denmark 4-7 July 2018 www.orca2018.org - Caries Research
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Contents Welcome from the Co-President of ORCA………………………………………………page 4 Welcome from the President of ORCA……………………………………………………page 5 Congress Committees…………………………….………………………………………………page 7 Practical Information……………….…………….………………………………………………page 8 Local Information……………….…………….……………………………………………………page 10 Congress Programme - Overview……………….……………….…………………………page 12 Social Programme……………….…………………………………………………………………page 13 Educational Platform Meeting…………….………………….………………………..……page 15 Opening Ceremony……….…………….…………………………………………………………page 16 General Assembly……….…………….…..………………………………………………………page 18 Closing Ceremony……….……..……….…………………………………………………………page 18 Saturday Afternoon Symposium………..….………………….……………………………page 19 Poster viewing and Presentations - Overview.………..….………………….………page 23 Poster part…….……..……………………….………………………………………………………page 24 Congress Schedule…….……..……………………………………………………………………page 48
Exhibitors and sponsors Many thanks for additional support for the ORCA 2018 Congress We are very appreciative of support for the Saturday Afternoon Symposium from Many thanks also to Karger for supporting ORCA by publishing Caries Research 3
Welcome from the Co-President of ORCA Kim Ekstrand Dear ORCA members, colleagues and guests, As the Co-president I will welcome you to the 65th ORCA event in Copenhagen. If the weather is with us, Copenhagen is a beautiful city to visit and another good thing is that the majority of places worth visiting are in walking distance. The venue this time is the Maersk tower/Panum building, Faculty of Health and Medical Science, University of Copenhagen. The Panum building, named after professor Panum for his efforts against measles at the Faroe Islands in 1846 was built in the 1980’s and has been a very modern and powerful research and education institution within the field of health. Both the University of Copenhagen and the Department of Odontology are ranked in the higher end in recognized ranking systems. To maintain these positions or even move further up in the ranking systems, the Maersk tower is built in addition to the Panum building, with research laboratories in 13 of the 15 floors. It is call the Maersk tower because the building is financially supported by one of the biggest companies, named Maersk, in Denmark. If you have time during the conference, please take the lift to floor 15 and enjoy the view over Copenhagen. The structure of the ORCA event in Copenhagen is traditional, with a mixer Wednesday evening (July 4th), where the art at the venue will be addressed, as will the back page of the programme book, the opening ceremony Thursday, July 5th, followed by poster presentations and discussion from Thursday afternoon until Saturday afternoon July 7th. The event finalizes with the Saturday Afternoon Symposium. Maybe traditional, but with new research topics within cariology and erosions to be discussed, an interesting prize winner talk from Professor emeritus Vogel, a provocative keynote lecture speak from Professor emeritus Fejerskov and Professor emeritus Dahlén and the SAS symposium, where the Professors Zaura, Meurman and Twetman will discuss the topic pre- and probiotics for caries management. Much to look forward to. The social events will take place in Tivoli (a world famous amusement park) and at the National Museum. The gala dinner will finalize with a battle (dancing) “Latino against non latino”, so please bring your dancing shoes. Once more very welcome to the 65th ORCA event in Copenhagen! Kim Ekstrand Co-President of ORCA 4
Welcome from the President of ORCA Joana Carvalho Dear ORCA members, colleagues and guests, I am thrilled to welcome you to the 65th Congress of the European Organisation for Caries Research in Copenhagen. This is the fourth ORCA Congress to be held in Denmark, but the first time in the wonderful city of Copenhagen. In the past, ORCA Congresses have been held in Århus and Helsingør. Denmark is well known as a country of design, fairytales and bicycles. The city of Copenhagen was appointed by the International Cycling Union as the first official Bike City in the world – 9 out 10 Danes own a bicycle. But, Denmark is more than that: Denmark is also a country that for more than 40 years ago successfully implemented public oral health care free of charge for all inhabitants up to the age of 18 years. This is indeed a great achievement for a country. The city of Copenhagen also has a special significance for me. It was here that I arrived in my formative years as a PhD student of the late Professor Anders Thylstrup, at that time the Head of the Department of Cariology and Endodontics, Royal Dental College, University of Copenhagen. This year, the prestigious ORCA prize awarded to distinguished scientists for their outstanding contribution in the field of Cariology will be granted to Dr. Gerald Vogel from the American Dental Association Foundation Volpe Research Center. We are very much looking forward to his prize lecture: “Enhancing Bio-available Fluoride From Topical Agents: A Model Driven Approach”. The ORCA Nathan Cochrane Junior Scientist Award has triggered much interest among young researchers around the world. This is mirrored by the 35 candidates who applied for this year’s prize. The 6th ORCA Education Platform will take place back to back with the 65th ORCA con- gress and colleagues from Italy, United States and Chile will report the implementation of the Cariology Curriculum in their countries. On behalf of the ORCA board I would like to express my sincere thanks to Unilever, the Gold Corporate member of ORCA, along with all corporate members of ORCA for their continuing and generous support over the years. Also, the local sponsors of this congress are acknowledged for their support. 5
Also, the ORCA board is very grateful to ORCA Co-President Associate Professor Kim Ekstrand and his team for many months of hard work and devotion in preparation for this congress. All attendees who have prepared abstracts and posters are thanked for sharing the results of their work with all colleagues participating in the Congress. I would like to conclude my welcome address by reminding us all about ORCA’s most precious asset: our commitment to our scientific expertise and our independence. ORCA has always been open to cooperation and partnerships with other scientific organisations and public bodies in charge of improving public health who share these values. It is only by maintaining our expertise and independence in such cooperation that ORCA can contribute to advancing science and improving public health. We will therefore continue this commitment. I wish all of you a fruitful and pleasant stay in Copenhagen. Sincerely, Joana Carvalho President of ORCA 6
Congress Committees Local Organizing Committee Research areas: Cariology and Endodontics, Department of Odontology, University of Copenhagen Associate professor Kim Ekstrand Associate professor Azam Bakhshandeh Associate professor Lars Bjørndal Dr. Jette Christiansen Dr. Christian Christiansen Associate professor emeritus Erik Friis-Hasché Dr. Bettina Andersen Linda Michelsen Eva Reinwald Scientific Programme Committee Professor David Beighton – Editor in chief of Caries Research Professor Christian Splieth – Vice-President of ORCA Associate professor Kim Ekstrand – Co-President of ORCA 7
Practical Information Congress venue Registration and scientific sessions will take place in Maersk Tower, Nørre Campus Registration desk The registration desk will be located in the foyer of the Maersk Tower and will be open during the following hours: Wednesday, 4 July 08:30-18:30 Thursday, 5 July 08:30-18:30 Friday, 6 July 08:30-12:00 Saturday, 7 July 08:30-10:30 Exhibition The ORCA 2018 Exhibition will be held in the Panum building outside Haderup and Hannover auditoriums. All participants are invited to visit the exhibition that will be open during the following hours: Thursday, 5 July 13:00-17:00 Friday, 6 July 09:00-17:00 Saturday, 7 July 09:00-13:00 Poster viewing and presentations Posters will be displayed in the Dental School in the entrance hall. Posters can be mounted on Wednesday 4 July between 14:00 and 18:00, or Thursday July 6th between 08:15 and 13:00. Presenting authors are required to attend the poster viewing session for their poster and present their poster in the respective poster presentation sessions. All necessary material for poster mounting will be available in the poster area. Posters will be allocated to mounting boards relating to their number in the program. All posters must be removed by 14:00 on Saturday 7 July. Coffee breaks and lunches Coffee and tea breaks will be held outside the lecture halls. Seated buffet lunches will be held at the ground floor of the Maersk Tower. Language The official language of the ORCA congress is English. Certificate of Attendance A certificate of attendance will be e-mailed on request after the conference. Please contact the registration desk. 8
WiFi internet access Free Wi-Fi will be available for all congress delegates at the scientific venue. Lost and found Lost and found items can be delivered/recovered from the Registration desk. Smoking Smoking is not allowed at the venue. Insurance The conference organizers do not take responsibility for individual, medical, travel or personal insurance. Accompanying Persons Programme The programme is only accessible for pre-registered accompanying persons. The city tours will be Thursday and Friday. 9
Local Information About Copenhagen Copenhagen is the biggest city in Denmark with a population of a little more than 1 million inhabitants, and has been the country's Capital since the early middle age. The Government and Parliament are located here as well as the Royal Palace. The city has a lot to offer as described by www.visitcopenhagen.com. Copenhagen is truly a green city surrounded by water and parks, with climate-friendly citizens to match. Danes are said to be the happiest people in the world, and Copenhagen the world’s most liveable city. Why? Because every bit of Copenhagen is designed for life, from the buildings and architecture, the food and the water, the many bikes and the intelligent infrastructure to free education, free health care, and a society firmly focused on the life balance between work and play. Copenhagen is a pocket-sized fairy tale and at the same time, a buzzing and innovative hub of ideas. Copenhagen is a city large enough for every kind of life philosophy, but small enough to bicycle from one end to the other in twenty minutes. It is all there, the urban pulse in the cobbled streets, the castles and bell towers, the artists, makers and the green grass, the mothers, babies and their strollers, the hipsters and their dreams, the prince and the queen. The Local Organizing Committee is planning an exciting social program that will allow you to experience some extraordinary parts of the city. 10
Climate Danish summer is unpredictable and the weather in July can range from warm and sunny to chilly and rainy. For updated weather forecast information please check: www.dmi.dk Time zone Denmark is in the Central European Time Zone (CET). Currency The currency in Denmark is Danish crown (DKK). Electricity Denmark has 220 volt electricity. Unless your computer or appliance is dual voltage or designed for 220 volts, you will need a converter or transformer. Emergency telephone 112 Tipping In restaurants is tipping customary if you are pleased with the service. Approximately 5-10% of the bill is appropriate. 11
Congress programme - Overview Scientific programme at the venue Wednesday 4 July 08:30-18:30 Registration (Foyer of Maersk Tower) 17:00-19:00 Educational platform meeting (Nielsine Nielsen auditorium, 1st floor, Maersk Tower) 19:30-23:00 Welcome reception (Lundsgaard auditorium/Maersk Tower) Thursday 5 July 08:30-18:30 Registration (Foyer of Maersk Tower) 08:30-12:30 ORCA Opening Ceremony (Jerne auditorium, Maersk Tower) 12:30-13:30 Lunch (Ground floor, Maersk Tower) 13:30-14:30 Poster viewing, sessions 1-4 14:30-17:00 Poster presentations, session 1-4 (Haderup and Hannover auditoriums) 19:30-22:00 Informal congress dinner, Tivoli Friday 6 July 08:30-12:00 Registration (Foyer of Maersk Tower) 08:00-09:00 Poster viewing, sessions 5-8 09:00-12:30 Poster presentations, session 5-8 (Haderup and Hannover auditoriums) 12:30-13:30 Lunch (Ground floor, Maersk Tower) 13:30-14:30 Poster viewing, sessions 9-10 14:30-17:00 Poster presentations, session 9-10 (Haderup and Hannover auditoriums) 20:00-24:00 Gala dinner, National Museum Saturday 7 July 08:30-10:30 Registration (Foyer of Maersk Tower) 08:00-09:00 Poster viewing, sessions 11-12 09:00-12:00 Poster presentations, session 11-12 (Haderup and Hannover auditoriums) 12:00-13:00 Closing Ceremony (Lundsgaard auditorium) 13:00-13:50 Lunch (Ground floor, Maersk Tower) 14:00-17:00 Saturday Afternoon Symposium (Jerne auditorium) 12
Social programme Wednesday 4 July 19:30-23:00 Welcome reception, Maersk Tower 19:45-20:30 We meet in Lundsgaard auditorium, where dr. Colin Levey will shortly introduce you all to a caries research project, relevant for ORCA. Then Dr. Jette Christiansen will tell about the Danish philosopher Søren Kierkegaard’s views regarding health and associate professor emeritus Erik Friis-Hasché will tell about the art-pieces in the Panum building. 20:30-23:00 Welcome reception in 1st floor of Maersk Tower 13
Thursday 5 July 08:30-12:30 ORCA Opening Ceremony (Jerne auditorium, Maersk Tower) (See page 16) Thursday 5 July 19:30-22:00 Informal congress dinner, Tivoli, H.C. Andersen room Dress code: Casual (It is recommended to bring a jacket as it cools down in the evenings). Tivoli is located in city center just across the main train station. It takes 20 minutes to walk from most hotels close to the Nørre Campus. Friday 6 July 20:00-24:00 Gala dinner, National Museum Dress code: Formal The National museum is located approximately 20 minute walk from most hotels close to the Nørre Campus. 14
Education Platform Meeting Sixth ORCA Education Platform Wednesday 4 July, 17:00-19:00, Nielsine Nielsen auditorium ORCA Education Committee: Prof. Dr. Andreas G. Schulte, Witten/Germany (Chair) Prof. Dr. Vita Mačiulskiene, Kaunas/Lithuania (Member) Prof. Dr. Christian Splieth, Greifswald/Germany (Member) 17:00 Welcome Addresses from the Prof. Joana Carvalho, Dental School, President of ORCA and the Chair of University of Louvain, Brussels, Belgium the Education Committee Prof. Andreas Schulte, Dental School, University of Witten/Herdecke, Germany 17:05 Consensus for the creation and Prof. Guglielmo Campus, Dental School, implementation of the Italian University of Sassari, Italy Cariology Core Curriculum Prof. Livia Ottolenghi, Dental School, University Sapienza, Rome, Italy 17.35 Activities in the USA to implement Prof. Andrea Zandona, Dental School, the Cariology Core Curriculum Chapel Hill University, Chapel Hill, USA Framework Consensus for the creation and 18:05 Dr. Rodrigo Cabello, Dental School, Implementation of the Cariology University of Chile, Santiago, Chile Core Curriculum in Chile. 18:35 Round Table Discussion about Prof. Andreas Schulte Implementation Strategies for Prof. Vita Mačiulskienė Cariology Core Curricula Prof. Christian Splieth 19:00 Closing of the Meeting Prof. Andreas Schulte 15
ORCA Opening Ceremony Thursday 5 July, 8.30:12.30, Jerne auditorium, Maersk Tower 8:30 Welcome addresses: Professor Joana Carvalho, President of ORCA Associate professor Kim Ekstrand, Co-President for ORCA Professor Anne Marie Lynge Pedersen, Dean, Department of Odontology, University of Copenhagen 9:00 ORCA Travel Fellowship Awards: Professor Christian Splieth , ORCA Vice-President and Professor Nadine Schlüter, ORCA Treasurer Aline Laignier Soares Yoshikawa, Piracicaba, Brazil Bruna Lorena, Sâo Paulo, Brazil Gina A. Castiblanco, Indianapolis, US Laís Daniela Ev, Middlesbrough, UK Mhd Said Mourad, Greifswald, Germany Mikaela Aresti, Budapest, Hungary Nicole Marchioro dos Santos, Rio Grande do Sul, Brazil Nie Min, Amsterdam, Holland Patrícia Bittencourt, Brasilia, Brazil 9:20 ORCA Prize Giving Ceremony and Lecture Introduction for the ORCA Prize and Prize Giving (President of ORCA) ORCA Prize lecture, Doctor Gerald Vogel, the American Dental Association Foundation Volpe Research Center Enhancing Bio-available Fluoride From Topical Agents: A Model Driven Approach 10:00 Coffee break 16
10:40 ORCA Key Note Lecture (Introduced by the Co-president) Professor emeritus, Ole Fejerskov* and Professor emeritus, Gunnar Dahlén** *Department of Biomedicine, Faculty of Health, Aarhus University, Aarhus, Denmark **Department of Oral Microbiology and Immunology, Institute of Odontology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden Title - ”Caries research should contribute to improved oral health for all – reflections on La Cascada Declaration” Subtitle – “Why we believe that present day’s research on the Oral Microbiome and Dental Caries necessitate a thorough rethinking of the structure and training of oral health personnel” 11.30 Presentations open for discussion, chaired by Co- and Vice-president 12.15 Close of the ceremony 17
ORCA General Assembly Friday 6 July, 17.00-18:30, Haderup auditorium See separate programme to ORCA-members by e-mail ORCA Closing Ceremony Saturday 7 July, 12.00-13.00, Lundsgaard auditorium Announcement of the winner of the Nathan Cochrane Young Scientists Award Presentation of the ORCA congress 2019 Acknowledgement of the local organizing committee 18
Saturday Afternoon Symposium “Pre- and probiotics for caries management” Saturday, 7 July 2018, 14:00-17:00, Jerne auditorium, Maersk Tower 14:00 Welcome and introduction Kim Ekstrand, ORCA Co-president 2018, Department of Odontology, University of Copenhagen 14:05 Prebiotics: Arginine and carbamide and Egija Zaura alkali production in oral biofilms – is there ACTA, Amsterdam evidence? 14:50 Can xylitol be regarded as an oral prebiotic? Jukka Meurman University of Helsinki 15:30 Coffee break 15:50 Two decades of probiotics and caries – what Svante Twetman has been achieved? Department of Odontology, University of Copenhagen 16:30 Discussion Chaired by Co- and Vice- President 19
Abstracts to SAS Critical appraisal of oral prebiotics for caries management Egija Zaura, Department of Preventive Dentistry, Academic Centre for Dentistry Amsterdam, University of Amsterdam and Vrije Universiteit Amsterdam, The Netherlands Typical prebiotics are fibers that cannot be digested by the host, but are metabolized by the gut microbiota, resulting in expansion of certain bacterial species and the release of meta- bolites, which confer benefits upon wellbeing and health of the host. In the broader sense, prebiotics are any substances that promote growth of commensal microbiota, associated with maintaining health of the host. Within the oral cavity, in respect to caries management, these would be substances that promote growth of alkali-producing or acid-reducing microbial taxa, and restore the ecological balance towards a highly diverse and balanced ecosystem. In this presentation, alkali-promoting prebiotics such as urea and arginine will be addressed. Evidence from clinical and laboratory studies will be critically appraised and directions for future research will be discussed. Xylitol – dental and general health considerations Jukka H. Meurman1 and Sok-Ja Janket2 1 Department of Oral and Maxillofacial Diseases, University of Helsinki and Helsinki University Hospital, Helsinki, Finland. 2Boston University H. M. Goldman School of Dental Medicine, Boston, USA. Xylitol in dental caries prevention has close to 50-year history and it has been extensively studied. However, recent results of randomized trials testing the efficacy of xylitol in caries prevention have been conflicting. Hence the key findings regarding the role of xylitol in caries prevention will be critically evaluated and reported; and further appraised whether the study results were biased or not. If seemingly biased, possible causes for the biases will be sought; and the conclusion based on impartial review will be presented. Xylitol´s toxico- logical profile and general health effects are also well-known. The systemic impacts of xylitol regarding the glycemic and insulinogenic effects, gastrointestinal disturbances and the gut microbiome alteration that may affect systemic immunity, will also be discussed in the light of recent research data. 20
Two decades of probiotics and caries – what has been achieved? Svante Twetman, Department of Odontology, Faculty of Health and Medical Sciences, University of Copenhagen, Denmark. It is generally acknowledged that probiotic supplements may have a beneficial influence on general conditions associated with microbial dysbiosis, such as diarrhea, asthma and irritable bowel syndrome. As caries basically is understood as a sugar-driven shift in the oral microbiome from balanced symbiosis to reduced diversity and dysbiosis, probiotic bacteria may offer an adjunct avenue for caries management. The mechanisms of action are supposed to be local (co-aggregation, competitive inhibition) and systemic (immunomodulation). The common probiotic vehicles are dairy products and tablets/lozenges. A large number of short-term interventions have demonstrated increased oral biofilm diversity and reduced counts of caries-associated bacteria following daily intake of probiotics. Early-in-life interventions seem particularly promising since the timing and sequence of exposure to beneficial bacteria during the 1000 days of life has a strong influence on future health. A systematic review based on 7 clinical trials has estimated the preventive fraction for early childhood caries to 33%. A metabolic “domino-effect” has also been demonstrated with simultaneous improvements in general health and a reduced need for antibiotics. Regression of early lesions and root caries has also been reported. Collectively, current research suggests a role of probiotic supplements as adjunct to the existing “best clinical practice”. No adverse effects have been reported but the cost- effectiveness remains to be established. 21
Evolve. GIOMER TECHNOLOGY taking dentistry to the next level BIOACTIVE PREVENTIVES Surface Modified Glass Ionomer Layer GIOMER Phase Fluoride Release & Recharge from GIOMER Concentration of Fluoride in Mouth Release Low High Recharge In Mouth GIOMER GIOMER Tooth Tooth Fluoride in GIOMER Fluoride in Mouth Multi-Functional Glass Core Giomer’s continuous fluoride release and recharge capability contributes to long-term caries inhibition BeautiSealant Fluoride Releasing Pit & Fissure PRG Barrier Coat Relieve Hypersensitivity & Sealant System Reduce Caries Risk Scan here for more information on Giomer Technology & watch the Acid Neutralization video. Key Features of Giomer Materials S-PRG filler material clinically: ■ Recharges fluoride when treated with fluoridated products ■ Decreases acid production of cariogenic bacteria ■ Neutralizes acid on contact ■ Demonstrates an anti-plaque effect SHOFU INC. • Kyoto, Japan Visit www.shofu.co.jp/global/ ORCA Giomer_Preventitives 5.18.indd 1 5/30/18 8:39 AM
Poster viewing and presentations - Overview Thursday 5 July Poster viewing 13:30-14:30 Poster presentation 14:30-17:00 Session 1 Erosion: Lab-Based Studies p.24 Session 2 De- and Remineralization p.25 Session 3 Microbiology p.26 Session 4 Microbiology p.28 Friday 6 July Poster viewing 08.00-09.00 Poster presentation 09:00-12:30 Session 5 Clinical Studies p.29 Session 6 Clinical Studies p.30 Session 7 Epidemiology p.33 Session 8 Epidemiology p.34 Poster viewing 13:30-14:30 Poster presentation 14:30-17:00 Session 9 Fluoride and Microbiology p.36 Session 10 Clinical Studies p.38 Saturday 7 July Poster viewing 08.00-09.00 Poster presentation 09:00-12:00 Session 11 Diagnostics: Clinical studies and Pulp-Dentinal Reactions p.41 Session 12 Diagnostics: Lab-Based Studies and Hard Tissues p.43 23
POSTERS SESSION 1 Thursday July 5 - 14.30-15.30 Haderup Auditorium Erosion: Lab-Based Studies Chairs: Tommy Baumann & Anderson Hara P1 Role of Particle Type on Toothpaste Effects on Erosion and Erosion/Abrasion in Presence of NaF M. Schnarr *, N. Schlueter, S. Rupf, C. Ganss The particle type in toothpastes impacts tissue loss not only when applied as NaF-slurry with brushing but also when applied as NaF-slurry without brushing. P2 Interplay Between Tooth Age and Toothbrushing on Erosive Tooth Wear Susceptibility A.A. Algarni, F. Lippert, P. Ungar, C. González-Cabezas, J.A. Platt, G.E. Eckert, A.T. Hara* Enamel and dentin susceptibility to ETW increases with age, and toothpaste-abrasivity level. Therefore, low-abrasivity toothpastes are recommended for older individuals with high-risk to ETW. P3 3D Assessment of Erosive Tooth Wear Using Intraoral Scanner –An In Vitro Examination S. Michou*, C. Vannahme, A.R. Benetti, K.R. Ekstrand An intraoral 3D scanner system can be used to detect very early erosive tooth wear and to measure hard tissue loss above 0.05 mm. P4 Influence of NaF and SnF2 Toothpastes Abrasivity on Erosive Tooth Wear C.M. Assunção*, N.M. Santos, N.C. Sonda, R.P. Silva, A. Lussi, J.A. Rodrigues In this initial erosive/abrasive protocol no significant differences were observed for abrasive presence or percentage and type of fluoride on erosive enamel wear. P5 Can the Combination of Chitosan and Hyaluronan Reduce Erosive/Erosive-Abrasive Tissue Loss in Enamel In-Vitro? A. Duerrschnabel*, E. Strittmatter, B. Luka, N. Schlueter Combined use of chitosan and hyaluronan was able to reduce erosive substance loss. This could open new perspectives for innovative strategies to reduce demineralisation processes. P6 Effect of Hyaluronan/Chitosan Additives to Stannous-Fluoride Solutions on Erosive/ Abrasive Tissue Loss in Enamel In-Vitro B. Luka*, A. Duerrschnabel, A. Wertheimer, N. Schlueter Chitosan, hyaluronan and combinations thereof did not enhance the protective effect of F/Sn against erosion/abrasion of enamel in this study. P7 Dentine Erosive Wear After Brushing with Desensitizing and/or Anti-Erosive Toothpastes S.H. João-Souza*, L.O. Sakae, A. Lussi, T. Baumann, T. Scaramucci, A.C.C. Aranha, T.S. Carvalho No toothpaste was capable of completely protecting the dentine against erosive wear, which occurred in different degrees, indistinctive of the claim of the toothpastes tested. P8 Polyphenol-Containing Extracts from Natural Sources Have Different Effects on the Protective Properties of the Pellicle T. Baumann*, S. Furrer, A. Lussi, T.S. Carvalho Polyphenols provide an erosion protection to enamel, likely by modifying salivary pellicles and thereby improving the erosion protective properties of these pellicles. 24
POSTERS SESSION 1 Thursday July 5 - 14.30-15.50 Haderup Auditorium P9 A Rinsing Solution Containing a Polyphenol Rich Extract and Fluoride for Erosion Protection T.S. Carvalho, S. Furrer*, A. Lussi, T. Baumann Polyphenols provide an erosion protection to enamel, likely by modifying salivary pellicles and thereby improving the erosion protective properties of these pellicles. P10 Differences Between Deciduous and Permanent Enamel Demineralisation Depend on Acid Challenge and assessment Method T.S. Carvalho*, B. Beyeler, A. Lussi, T. Baumann The differences in the demineralization of deciduous and permanent teeth are only perceptible depending on the acid challenge strength and the method used for assessment. SESSION 2 Thursday July 5 – 16.00-17.00 Haderup Auditorium De- and Re-mineralization Chairs: Tommy Baumann & Anderson Hara P11 Remineralization of Early Enamel Lesions by Casein Phosphopeptide-Amorphous Calcium Phosphate E. Zabokova-Bilbilova*, A. Sotirovska Ivkovska, N. Stavreva, A. Mijoska, V. Ambakova Topical application of GC Tooth Mousse on enamel adjacent to orthodontic accessories, incorporated as routine clinical preventive procedure, is a simple measure of great significance P12 Effect of High-Fluoride Dentifrice on De/ Remineralization of Root Dentine In Situ G.C. Vale*, J.P. Leal, R.S. Ferreira, C.P.M. Tabchoury The use of high-fluoride dentifrice was effective in reducing dentine demineralization, however, it effect seems to be more important in enhancing root dentin remineralization P13 Assessment of a Novel Remineralization Agents Using Optical Coherence Tomography (OCT) B. Sen Yavuz, B. Kargul* In this study, we evaluated to a methods for quantification of incipient caries in human dental enamel by using optical coherence tomography (OCT). Simulated caries were created by a pH cycling method. OCT measurements were performed on the samples, before and after the induced demineralization and after remineralization (with R.O.C.S. Remineralizing Gel or Remineralization Solution). P14 Comparison of the Apparent Bulk Solubility product of Deciduous and Permanent Enamel L. Hassanali, R. J. Lynch, F. S. L. Wong, P. Anderson* The solubility product of deciduous and permanent enamel isvery similar, suggesting that reported differences in caries incidence are related to other factors. P15 Remineralization Potential of a New Toothpaste Containing Ginger and Honey on Different Depth of Enamel Lesion E. Türkmen, D. Tagtekin*, F. Yanikoglu New toothpaste containing ginger-honey showed more remineralization effect than NaF application in different enamel demineralization depth groups. 25
POSTERS SESSION 2 Thursday July 5 – 16.00-17.00 Haderup Auditorium P16 Nano-Sized Metal Fluorides Remineralize Artificial Enamel Caries Lesions In Vitro S. Schievelkamp, R. Wierichs*, E. Kemnitz, J. Lausch, M. Esteves-Oliveira, H. Meyer-Lueckel Nano-sized metal fluorides with low free fluoride concentrations significantly increased remineraliza- tion of caries lesions when compared with a NaF-solution having the same nominal fluoride concentration. P17 The Effect of Three Remineralizing Agents on Initial Caries Lesions –In Vitro Study J. Carmo*, C. Salvado, Q. Argi, A. Peixoto, C. Ascenso, P. Carvalho, A.G. Manso SEM demonstrated a greater interprismatic occlusion of initial caries lesions when sodium fluoride toothpaste and CPP-ACP paste application was combined. P18 Investigating the Effect of Starch Within the Oral Environment via Constant Depth Film Fermenter J. M. Roberts*, S. P. Valappil, R. J. M. Lynch, D. J. Bradshaw, S. M. Higham Starch contributed to reduced acidic conditions and less overall mineral loss within bovine enamel than sucrose in this model system. P19 Quantitative Evaluation of Tooth Wear Using Autofluorescence S.K. Kim* H.S. Lee, S.W. Park, E.S. Lee, E. de Josselin de Jong, H.K. Kwon, B.I. Kim The new fluorescence parameter of QLF may be used to evaluate the initial stages of tooth wear. P20 The Use of X-Ray Microtomography to Assess Remineralization of Enamel by CPP-ACFP J.R. Fernando*, P. Shen, Y. Yuan, G.D. Walker, C. Reynolds, E.C. Reynolds A comparison of x-ray microtomography (laboratory and synchrotron-based) with transverse micro- radiography for analysis of enamel remineralisation concluded x-ray microtomography underesti- mated remineralisation. SESSION 3 Thursday July 5 - 14.30-15.50 Hannover Auditorium Microbiology Chairs: Sebastian Schlafer & Alex Mira P21 Cariogenic and Acidogenic Potentiels of Candida albicans Biofilms in Relation to Root Dentin C. G. de Andrade*, G. Eidt, T. C. Negrini, M. L. Lamers, R. A. Arthur C. albicans presents cariogenic potential against root dentin. This fungus is able to reduce both cariogenic and acidogenic potentials of S. mutans in vitro biofilms. P22 Candida albicans and Root Caries: A Transcriptomic Analysis L.D. Ev*, N. Damé-Teixeira, T. Do, DA Devine, M. Maltz, D. Beighton, C.C.F. Parolo C. albicans genes plays different roles in biofilm from sound root surface (biofilm maintenance) and carious lesions surface (invasion, sugar transport, stress tolerance, pH regulation). P23 The Cariogenicity of Core Microbiota in Early Childhood Caries J. Chen, Y. Ge*, X. Peng, X.D. Zhou, D.M. Deng, L. Cheng A core microbiota can promote cariogenicity of S. mutans biofilms and be treated as a potential target for caries prevention and treatments. 26
POSTERS SESSION 3 Thursday July 5 - 14.30-15.50 Hannover Auditorium P24 Microbial Characterization of Red Flourescent Plaque E.S. Lee*, S.M. Kang, E.de J.de Jong, B.I. Kim Plaque red fluorescence observed from QLF technology was related to the overall microbial shifts toward a more diverse and periodontopathic composition. P25 Photodynamic Inactivation Activities of Chlorine e6 and Methylene Blue on Streptococcus mutans Biofilms Min Nie*, Dong Mei Deng, Yafei Wu, Kléber Thiago de Oliveira, Vanderlei Salvador Bagnato, Alessandra Nara de Souza Rastelli Photodynamic inactivation of Chlorine e6 at high concentration is more effective than Methylene Blue for Streptococcus mutans biofilm inhibition. P26 Antibiofilm Properties of Sodium Bicarbonate and Highly Pure Chlorine Dioxide M. Aresti*, Z. Lohinai, B. Zaks, Z. Toth, D. Steinberg Our research revealed that both sodium bicarbonate and highly pure chlorine dioxide are powerful inhibitors of biofilm formation but effect less the biofilm destruction. P27 Candida albicans Increases Dentin Demineralization Provoked by Streptococcus mutans Biofilm A.A. Del Bel Cury*, A.A. Sampaio, S.E Souza, A.P Ricomini-Filho, J.A Cury The findings suggest that C. albicans may enhance the capacity of S. mutans to provoke caries on root dentine P28 Candida albicans in Intact In Vivo Biofilm from Caries Lesions I. Dige, B. Nyvad For the first time, we showed that C. albicans populates caries biofilm in mixed colonies with bacteria such as streptococci. P29 Oral Microbiome Development During Childhood: an Ecological Succession Influenced by Postnatal Factors and Associated with Tooth Decay M. Dzidic, T. Abrahamsson, A. Artacho, M.C. Collado, M. Stensson, M.C. Jenmalm, A. Mira* DNA analyses of 90 longitudinally collected saliva samples from birth to 7years of age show a microbial succession associated with dental caries. P30 In Situ shift of the Supragingival Microbiota in Response to Frequent Sucrose Consumption A.C. Anderson*, M. Rothballer, M.J. Altenburger, L. Karygiann, J.P. Woelber, E. Hellwig, M. Schmid, A. Al-Ahmad Our in situ study of the plaque microbiota showed significantly increased non-mutans streptococci in response to frequent sucrose consumption, hence supporting the ecological plaque hypothesis. 27
POSTERS SESSION 4 Thursday July 5 – 16.00-17.00 Hannover Auditorium Microbiology Chairs: Sebastian Schlafer & Alex Mira P31 Expression of Lactate Dehydrogenase in Lactobacillus spp. From Root Caries C.C.F. Parolo*, N. Damé-Teixeira, A.C. Cardoso, T. Do, D.A. Devine, D. Beighton, M. Maltz Metabolic active Lactobacillus spp. from root caries play an important role in the biofilm virulence by the ldh expression and, consequently, acid production P32 Gene Expression Profile of Scardovia spp. and Comparison to Other Cariogenic Bacteria in Root Caries N. Damé-Teixeira*, C.C.F. Parolo, M. Maltz, D.A. Devine, T. Do Scardovia spp. in root caries have a positive correlation with Lactobacillus spp; and it exploits the “bifid shunt” and ABC transporters in the carbohydrate metabolism. P33 Temporal Development of the Saliva Microbiome in Infants S.G. Dashper*, H.L. Mitchell, K-A. Le Cao, P. Solange, L. Carpenter, M. Gussy, D. Catmull, E. Waters, E.C. Reynolds The saliva microbiome of infants contains a complex bacterial community that develops over the first five years of life and contains biomarkers of early childhood caries. P34 Quantitative Analysis and Gene Expression of Lactobacillus casei Group in Children with Early Childhood Caries A.C. Martins Reis, D.S. Bezerra, B.G. Neves, S.F.F. Guedes, E. Harth-Chúc, L.K.A. Rodrigues* Quantification of L. casei group, L. casei/paracasei and L. rhamnosus and gene expressions in active and arrested dentin lesions of children with early childhood caries. P35 Association of Adhesin P1 with Salivary Agglutinin-Mediated Adherence in Streptococcus mutans Strains J.M. Yang, A.J. Ligtenberg, Y.F. Wu, W. Crielaard, D.M. Deng* The salivary agglutinin-mediated adherence is associated with the variation of adhesin P1 in Strepto- coccus mutans. P36 Photodynamic Therapy Using Gallium and Curcumin on Streptococcus mutans NCTC10449 S.P. Valappil*, W. Paul, C. Brown, C. K. Hope, S. M. Higham, C. P. Sharma Photodynamic therapy enhanced growth inhibition of S. mutans NCTC10449 in the presence of photo sensitizers curcumin, gallium and curcumin complexed gallium. P37 Ratiometric Analysis of pH in Different Layers of 48-h and 120-h Dental Biofilms S. Schlafer*, V. Bælum, I. Dige Ratiometric analysis of pH in different layers of 48-h and 120-h-biofilms showed that the acidogenic potential of120-h-biofilms is only slightly elevated under static conditions. P38 The Use of pH Ratiometry to Measure Extracellular pH in Biofilms of Candida spp. J. E. Garcia*, A. Kamp, S. Schlafer We here present a new methodology to measure pH inside biofilms of Candidas pp. using the ratiometric probeC-SNARF-4 and confocal laser scanning microscopy. 28
POSTERS SESSION 4 Thursday July 5 – 16.00-17.00 Hannover Auditorium P39 Evaluation of Severe Dental Caries Induced by Streptococcus mutans to Development of Infective Endocarditis in Rats R. Nomura, M. Otsugu, S. Matayoshi, K. Nakano S. mutans in severe dental caries is possible risk factor for bacterial mass formation in injured heart valve, contributing to the pathogenicity of infective endocarditis. P40 The Antimicrobial Profile of Thymus capitatus as Raw Essence and Employing Nanovesicles Targeting Streptococcus mutans and Candida albicans R. Pinna*, C. Juliano, M. Manconi, G. D´hallewin, G. Petretto, M. Maioli, C. Caddeo, M. Manca, A. Bartone, P. Usai, E. Milla The effectiveness of TC against C. albicans could be valuable as a natural and safe compound to neutralize the yeast. SESSION 5 Friday July 6 – 09.00-10.30 Haderup Auditorium Clinical Studies Chairs: Renata Chalas & Falk Schwendicke P41 Oral and Ocular Dryness Evaluation of Non-Sjögren Patients in the Lublin Region (Poland) Cohort R. Chalas, D. Wröbel-Dudzinska, D. Rykwa, A. Kubik-Komar, T. Zarnowski The eye Schirmer test and its mouth modification may be routinely used as a screening tool to evaluate dry eye and xerostomia in non-Sjögren patients. P42 Gender Differences in Self-Evaluation and Implementation of Flossing Skills S.-C. Schmidt, K. Giese-Kraft*, N. Schlueter, C. Ganss Females implemented technique more efficiently than males but underestimated their skills. Gender aspects might be relevant in oral hygiene instructions. P43 Level of Enamel Temperature During CO2 Laser Irradiation (100–500 oC) Influences Erosion Resistance M. Esteves-Oliveira*, J. Glökler, S. Wollgarten, J. Stollenwerk, R. Poprawe, H. Meyer- Lueckel 500 oC laser heating of enamel turns it significantly more resistant to erosion than non-lased control. The higher the surface temperature (100-500 oC), the higher the effect. P44 New Caries Risk Assessment System “CRASP” – Report from a Japanese Private Dental Clinic S. Sugiyama* Caries Risk Assessment Share with Patient (CRASP) implemented into more than half patients in a clinic. CRASP may become a common CRA procedure in Japan. P45 Selective Carious Tissue Removal Using Hand Excavation or Polymer Burs: Preliminary Results of a RCT M.G. Marques, K.M. Demarchi, S.C. Leal, A.P.D. Ribeiro, F. Schwendicke, L.A. Hilgert* There are no significant differences between occurrence of pulpal exposures, treatment times and patients satisfaction between hand excavation and polymer burs for selective carious tissue removal. 29
POSTERS SESSION 5 Friday July 6 – 09.00-10.30 Haderup Auditorium P46 Benefits of Using Virtual Reality in Cariology Teaching H.H. Hamama*, K.Y. Tse, S. Murbay Objective of this study was to evaluate the efficacy of using virtual reality in enhancing the eye-hand coordination and caries excavation skills of undergraduate students. P47 Differences on Children’s Treatment Planning When Detecting Initial and Moderate Active Caries: A Before-and-After Study I. Floriano*, R.A. Gomes, G.M. Machado, N.M. Ladewig, E.S. Rocha, R.A. Pereira, T.K. Tedesco, L. Yoshioka, D.P. Raggio, F.M. Mendes, M.M. Braga Detecting and treating initial and moderate caries lesions in primary teeth could reasonably cause impact on clinical decision-making, predicting possible positive economic impact. P48 Antibacterial Effect of a Bioactive Cement with Selective Caries Removal – An In-Vivo Study J. Schmidt*, S. Krohn, L. Buenger, T. Berg, F. Krause, K. J. Park, H. Schneider, D. Ziebolz, R. Haak The present in-vivo study reveals an additional antibacterial effect of Biodentine after selective caries removal and differences in microbiological profile of carious lesions. P49 A Comparative Study of Dental Caries Prevalence in Former Orthodontic Patients E. Boteva*, G. Lordanova The dental caries epidemiology in former orthodontic patients aged 21.39 years was found to be lower than volunteers from the same age group due to higher retention of fluoride. P50 One Year Clinical Follow-Up of Stepwise Technique in Deep Dentin Carious Lesions S. Oglakcioglu*, T. Pamir The clinical follow-up was to evaluate the stepwise excavation. Pulp exposure was observed in the 54% of teeth in the second step at 6th month. P51 Fluoride on the Oral Mucosa and in Saliva –A Pilot Study L. Staun Larsen*, A. Richards, B. Nyvad Fluoride levels on oral buccal mucosa are several times higher than fluoride levels in unstimulated saliva 1-2 hours after brushing with fluoride toothpaste. P52 Lesion Activity in Cavitated Carious Lesions in Primary Teeth – A Clinical Scoring System E. Garcia, S.C. Leal, L. Bjørndal Lesion activity differs in cavitated lesions in primary teeth. SESSION 6 Friday July 6 – 11.00-12.30 Haderup Auditorium Clinical Studies Chairs: Renata Chalas & Falk Schwendicke P53 French Dentist’s Restorative Treatment Decisions in Immature Permanent Molars M. Muller-Bolla*, C. Coulot, S. Doméjean A questionnaire survey shown that there is a need to develop in France recommendations based on scientific evidence for caries management in immature permanent molars. 30
POSTERS SESSION 6 Friday July 6 – 11.00-12.30 Haderup Auditorium P54 Children’s Discomfort in Deep Caries Lesion Management – A Randomized Clinical Trial T.K.Tedesco*, G.S.Q. Silva, T. Gimenez, A.C.V.b Mello-Moura, G. Machado, J.P. Conceicão, I. Floriano, D.P. Raggio HVGIC restoration can be used as alternative to restore deep caries lesion, since both techniques results in similar children’s discomfort. P55 Longitudinal Study on Sealing of Progressing Occlusal Caries Lesions in Adolescents PF. Bittencourt*, NR. Aimee, HD. Mestrinho, JC. Carvalho Sealing seemed to be an effective strategy for arresting progressing non-cavitated and small cavitated occlusal lesions, but a closer monitoring is required. P56 Secondary Caries Risk in Patients with Fixed Dental Prostheses A. Mijoska*, N. Stavreva, J. Nikolovska, E. Zabokova-Bilbilova, A. Sotirovska Ivkovska The higher values of PFRI are correlated with lower plaque pH values. These findings suggest that it is important to improve oral hygiene habits in patients with FDP in order to decrease the plaque index and cariogenic bacteria in the perspective of secondary caries prevention. P57 Does the Restoration Failure Compromise the Primary Tooth Longevity? ART vs HT 2-yr RCT M.P. Araujo MP*, I.C. Olegáio, D. Hesse D, N.P. Innes, C.C. Bonifácio, D.P. Raggio Minor restoration failure in ART treated teeth was high (63.9%) compared to HT (6.6% failed) yet overall success (no Major Failures) was similar. P58 Sealing of Occlusal Dentinal Caries Lesions in Primary Molars: A 12-Month Follow-Up RCT N.M. Santos*, C.S. Sarti, D.B. Gouvêa, C.B. Azevedo, J. Toniolo, S.C. Leal, L. Casagrande, J.A. Rodrigues Caries sealing using light-cured glass ionomer showed lower survival rates in dentinal occlusal caries lesions of high caries experience children after a 12-month period. P59 Changes in Adolescent’s Oral Health Status: Responsiveness of The Child Perception Questionnaire 11–14 N.R. Aimée, A.J. van Wijk, M.M. Varjão, A.B. Paes, J. Lourenco, H.D. Mestrinho, J.C. Carvalho The CPQ11-14 was sensiitive enough to detect changes in OHRQoL and oral health status of adolescents after 1 year treatment program. P60 Can Saliva Secretion Affect Oral Malodour and Oral Health-Related Quality of Life? A. Homayouni*, B. Tashbayev, S. Rusthen, L. Hystad Hove, M. Rykke, P. Bano Singh, B. Brokstad Herlofson, J. Liaaen Jensen, A. Young Hyposalivation was associated with oral malodour. Non-SS sicca patients who didn’t fulfill the classification criteria for primary Sjögren’s syndrome and had oral malodour, reported reduced HRQoL. 31
POSTERS SESSION 6 Friday July 6 – 11.00-12.30 Haderup Auditorium P61 ICDAS II vs. Intraoral Camera in Early Occlusal Caries Detection: A Pilot Study D. Corridore*, M. Capocci, F. Rinaldo, F. Cocco, F. Guerra, GM. Nardi L. Ottolenghi ICDAS II system remains the golden standard to assess early caries lesions given its inexpensive- ness and ease of use. VistaCam camera can maximize diagnostic efficacy. P62 Video-Observed Randomised Intervention Study: Improvement of Flossing Skills Through Video-Instruction versus Individualised Hands-On Training S.-C. Schmidt*, N. Schlueter, C. Ganss Single video instruction led to highly enhanced flossing skills especially with respect to the flossing technique. Hands-on instruction did not further improve the results. P63 Orthodontic White Spot Lesions (WSLs) Can Affect Patients’ Aesthetic Satisfaction? A Spectrophotometric Approach M.Mazur*, F. Rinaldo, D. Salvi, A. Ndokaj, L. Ottolenghi, F. Guerra, G.M. Nardi, F. Guerra WSLs are the most frequently found side effects of fixed orthodontic therapy. Spectrophotometric analysis showed relevant deviation in colourimetric values between sound and affected enamel. P64 Effects of an Oral Care Programme for Adults-Evaluation After 15 Years C. Witecy*, M. Heins, N. Schlueter, C. Ganss The best effect of the OCP was in patients with poor oral hygiene and when shorter instruction intervals were used. P65 Evaluation of a New QLF Plaque Scoring Algorithm, SHS D.A. Kahharova*, B.O. Khudanov, B.I. Kim, E.S. Lee, E. de Josselin de Jong SHS relates moderate to strong with the Quigley-Hein index based on blue colored plaque and might therefore quantitatively assess mature plaque coverage and severity. P66 Examiners’ Agreement and Reliability for the Measurement of Caries Activity with Bio-Luminescent Marker Images and Ex-Vivo S. Martignon, A. Cortés, N. B. Pitts, K. R. Ekstrand, V. Avila, G. A. Castiblanco, L. F. Gamboa, D. F. Cabrera Inter-/intra-examiner perfect agreement and weighted kappa values for assessing caries activity on bio-luminescent marker images and ex-vivo was substantial-almost perfect and moderate-almost perfect, respectively. P67 Success Rates of Hall Crowns for Managing Carious Primary Molars: Retrospective Analysis R. Midani*, C. H. Splieth, M. Mustafa Ali, J. Schmoeckel, M.S. Mourad, R.M. Santamaria Success rates of Hall crowns placed in asymptomatic carious primary molars in high caries risk children were high (1yr: 94%, 3yr: 85%). P68 Salivary Cortisol Response to Dental Treatment of Anxious Children with Early Childhood Caries A. Osokina*, E. Maslak non- invasive treatment shows better results in decreasing of saliva cortisol level only in anxious children aged of 49-83 months. 32
POSTERS SESSION 7 Friday July 6 – 09.00-10.30 Hannover Auditorium Epidemiology Chairs: Soraya Leal & Ruth Santamaria P69 Prevalence of Hypersensitivity in Teeth Affected by Molar-Incisor Hypomineralization (MIH) F. Raposo*, E.N. Lia, A.C. Rodrigues, S.C. Leal Hypersensitivity is associated to the presence of mild and moderate MIH. P70 Association Between Caries Experience in Young Schoolchildren and Free Sugars Consumed in Meals and Snacks K. Baghlaf *, V. Muirhead, M. Curnow, G. Burnside, C. Pine There was no association between caries experience and total or frequency of free sugars in these low caries children consuming free sugars mainly at meals. P71 Diet and Caries Experience in the Netherlands Among Adults from Western or Non Western Cultural Background D.Y. Tang*, M.H. van der Veen Dutch residents from Non Western background have lower DMFT and fewer fillings, than subjects from Western background, which cannot be explained by SES or diet. P72 Caries Development in 12 Years Old Children in Germany: Projection vs. Reality R. Basner*, M.S. Mourad, M. Mustafa Ali, A. Basta, A. Al-Ani, C.H. Splieth Comparison between predicted and present DMFT (2016) of 12 year-olds in Germany seems to point to a saturation and polarization of caries. P73 National Oral Health Survey on Refugees in Germany 1016/2017 (children and adolescents) C.H. Splieth*, M.Takriti, J. Schmoeckel, M. Alkilzy, A. Al-Ani Adult refugees in Germany exhibit higher numbers of carious defects, dental pain, fistulas/abscesses, but with increasing age a similar DMFT than the German population. P74 National Oral Health Survey on Refugees in Germany 2016/2017 (Adults) J. Schmoeckel*, A. Al-Ani, M. Takriti, M. Alkilzy, C.H. Splieth Adult refugees in Germany exhibit higher numbers of carious defects, dental pain,fistulas/abscesses, but with increasing age a similar DMFT than the German population. P75 Caries Development in 35–44 Years Old Adults in Germany: Projection vs. Reality M.S. Mourad, M. Mustafa Ali, A. Basta, A. Al-Ani, C.H. Splieth This comparison showed that caries decline in 35-44 year old adults in Germany seems to be more pronounced than prior data would suggest. P76 WITHDRAWN P77 MIH has a Negative Impact on the Quality of Life of 8–10 Year-Old Children T.T. Guimaráes, G.C.A. Americano, J.A. Machado, G.S.A. Goncalves, V.M. Soviero* MIH had a negative impact on the quality of life of children with MIH. Severely affected molars with treatment need represented the main impact factor. 33
POSTERS SESSION 7 Friday July 6 – 09.00-10.30 Hannover Auditorium P78 Factors Associated with Dental Caries Among a Population of Moroccan Adolescents: Principal Component Analysis S. Chala, F. Abdallaoui, A. Bour, R. Abouqal This study uses principal component analysis to identify oral health components and evaluates associations between identified components and risk factors associated with each component. P79 Oral Health and Socio-Demographic Characteristics at Geriatric Patients in Macedonia with Different Types of Edentulism N. Stavreva*, B. Kapusevska, A. Sotirovska Ivkovska, A. Mijoska, E. Zhabokova Bilbilova, V. Ambarkova Oral health and influence to the quality of life is based on use of indicators for obtaining information for epidemiological studies and treatment of patients. P80 Salivary Parameters Among COPD Patients E. Dolenec, M. Mastnak, J. Krapez, M. Tercelj, B. Salobir, J. Jan* Patients with chronic obstructive pulmonary disease have lower stimulated and unstimulated salivary flows, higher mutans streptococci and lactobacillus colony densities, and lower unstimulated salivary pH. P81 School Beverage Policies in Dutch-Speaking Belgium F. Marro*, W. Jacquet, P. Bottenberg, L. Martens A survey related with acidic beverage consumption detected some regulation differences between types of schools in Belgium, which could explain dietary choices of their adolescents. P82 Relationship Between Caries Patterns in Early Childhood Caries in Bengaluru, India L. Anandakrishna, S. Rachana, G. Shwetha In caries patterns in ECC, Anterior maxillary teeth, posterior mandibular teeth, anterior proximal surface and posterior pit and fissure are more susceptible to caries. SESSION 8 Friday July 6 – 11.00-12.30 Hannover Auditorium Epidemiology Chairs: Soraya Leal & Ruth Santamaria P83 WITHDRAWN P84 Application of CAST Index in Adult Population – Pilot Study J. Baginska, E. Rodakowska, I. Kaminska, A. Maslowska, M. Szpakowicz, M. Lapinska, Z. Stachurska, J. Jamiolkowski, A. Kierklo, K. Kaminski 134 adults were examined with the CAST index in the project “Bialystok PLUS”. The CAST index revealed age related changes in the caries profile. P85 Fluoride Content Knowledge and Toothpaste Use Among Moscow 12 and 15-Year-Olds D. Said*, E. Kouzmina, P. Kuznetsov, I. Kuzmina Of 12 and 15-year-olds in Moscow, only 47% ascertained they used fluoridated toothpaste. Gathered feedback confirmed clarity is lacking about fluoride concentration and its effects. 34
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