Failure of school project: the role of social, material, behavioural, physical and mental resources among multi-cultural students.

peer reviewedYouth context require social-material-behavioral-mental resources to realize school achievement and their community participation, but they are lacking or altered for many adolescents. In an early adolescence context, this study assessed the associations of these factors with repeating a school year, low school-performance, and quitting-school thinking at 16 years. Methods: Questionnaires were completed by 1559 middle-school adolescents from north-eastern France including: sex, age, family structure, parental education, income, and occupation, WHOQoL (quality of life for 4 domains physical, psychological, social relationship, and environment; <25th percentile value), last-30-day consumption of tobacco/alcohol/ cannabis/hard drug, regular sports/physical activities, victim of violence, sexual abuse, implication in violence, suicidal ideation, social supports, repeating a school year, low summer-term school-performance (