deviant Peer groups' effects on adolescents: a review research

Background and aims: Although impulsive behaviors are considered normal during child’s development, showing persistent aggressive behaviors during the time may necessitate intervention for conduct disorder. These children may be diagnosed with conduct disorder. Conduct disorder presents itself through a repetitive and persistent pattern of aggressiveness and violating the basic rights of others. Among environmental factors, peer groups are especially impressive and compete with family and school factors. Researchers have recently attracted to studying adolescents socialization related to peer group contexts. Current study was aimed to review deviant peer group effects on adolescents’ conductive symptoms. Methods: Considering keywords like conduct disorder, deviant peer group and iatrogenic effect, databases including Google Scholar, PubMed and SID were searched from 1980 to 2024. Results: Related studies can be divided into four contents including deviant peer group effects on alcohol and drug abuse, risky sexual behaviors and other impulsive behaviors, internalized symptoms and iatrogenic effects. Mediators of deviant peer group effects and some implications are discussed.