Prosocial behavior in children involved in peer violence.

Objective: Peer violence is a serious type of school violence that is associated with emotional and behavioral problems. The objective of this study was to analyze violence between peers and its associations with students' social skills.

Methods: We used a cross-sectional survey nested within a cluster-randomized controlled trial (REBEC/Brazil, U1111-1228-2342) to evaluate peer violence among elementary school students and its association with prosocial behaviors and mental problems.