Tuyển tập các báo cáo nghiên cứu về hóa học được đăng trên tạp chí hóa học đề tài : Impact of traumatic dental injuries and malocclusions on quality of life of young children | Aldrigui et al. Health and Quality of Life Outcomes 2011 9 78 http content 9 1 78 HEALTH AND QUALITY OF LIFE OUTCOMES RESEARCH Open Access Impact of traumatic dental injuries and malocclusions on quality of life of young children Janaina M Aldrigui Jenny Abanto Thiago S Carvalho Fausto M Mendes Marcia T Wanderley Marcelo Bonecker and Daniela P Raggio Abstract Background The presence of traumatic dental injuries and malocclusions can have a negative impact on quality of life of young children and their parents affecting their oral health and well-being. The aim of this study was to assess the impact of traumatic dental injuries and anterior malocclusion traits on the Oral Health-Related Quality of Life OHRQoL of children between 2 and 5 years-old. Methods Parents of 260 children answered the six domains of the Early Childhood Oral Health Impact Scale ECOHIS on their perception of the OHRQoL outcome . Two calibrated dentists assessed the types of traumatic dental injuries Kappa and the presence of anterior malocclusion traits Kappa . OHRQoL was measured using the ECOHIS. Poisson regression was used to associate the type of traumatic dental injury and the presence of anterior malocclusion traits to the outcome. Results The presence of anterior malocclusion traits did not show a negative impact on the overall OHRQoL mean or in each domain. Only complicated traumatic dental injuries showed a negative impact on the symptoms p psychological p self image social interaction p and family function p domains and on the overall OHRQoL mean score p . The presence of complicated traumatic dental injuries showed an increased negative impact on the children s quality of life RR 95 CI p . Conclusions Complicated traumatic dental injuries have a negative impact on the OHRQoL of preschool children and their parents but anterior malocclusion traits do not. Keywords tooth injuries malocclusion oral health-related .