Results of multivariate logistic regression analyses for the association of risk and healthy lifestyle behaviours to being frequently bullied among adolescents aged 13�C15 years old in 9 countries.

? Not reported from 1 country. �� Not reported from 2 countries. ? Not reported from 4 countries Model I = adjusted for age only; Model II = Model I+education+poverty; Model III = Model II+country; Model IV = Model III+smoking+alcohol; RR = Relative risk ratio; Bold = significant associationReference category were: ��other�� for smoking & alcohol; ��Inactive�� for sexual behaviour; ��Poor�� for hygiene & nutrition behaviour; ��sedentary�� for physical activity.