Patterns of lifestyle risk behaviors among Saudi Arabian school students

Background: Lifestyle risk behaviours initiated at a young age tend to remain in adulthood. Clustering of lifestyle has negative cumulative effects on health. The aim this study was examine patterns clustering (smoking, physical inactivity, high sugars intake, low fruits and vegetables infrequent tooth brushing) among younger older Saudi male adolescents.Methods: A stratified cluster random sample 1213 Arabian school students living Riyadh city answered adapted WHO health behaviour school-aged children (HBSC) questionnaire health-related behaviours. were assessed using an observed expected ratio (O/E) method.Results: results showed that 10 (in adolescents) 09 out 27 combinations behaviors clustered. combination three inactivity intake) clustered with the highest O/E 3.16 adolescents, while intake fruits/vegetables adolescents O/E: 1.67.Conclusions: current identifies adolescents. Identification these is important for promotion interventions.