Oral health behaviours according to demographic characteristics in Korean adolescents: a national representative sample

Objectives: To provide information on how to teach correct oral health behaviour to youths and to develop programmes to that end, this study examined the oral health behaviour and demographic characteristics of adolescents. Methods: The raw data of ‘The Third 2007 Youth Health Behavior Online Survey’ carried out by the Korea Center for Disease Control and Prevention were analysed. Independent t‐test, one‐way ANOVA, and chi‐squared analyses were used to assess the relationships between oral health behaviours and demographic characteristics. Results: The oral health behaviour of the adolescents who were investigated differed significantly depending on their demographic characteristics (P