Effects and moderators of the Olweus bullying prevention program (OBPP) in Germany.

ABSTRACT: Bullying is a common and significant risk factor for mental and physical health problems. The aim of the outlined study was to evaluate the German version of the Olweus Bullying Prevention Program (OBPP) and to investigate potential moderators of its effectiveness. 23 schools started with the implementation and all students were invited to complete the Olweus Bullying Questionnaire annually. For our analyses, the data from grades 5 to 9 were used (t0: n = 5759; t1: n = 5416; t2: n = 4894). 16 out of the 23 schools completed the 18-months implementation period. The effectiveness of the program statistically depended on its complete implementation (χ²₍₂₎ = 7.62, p = 0.022). In the group of non-completers, the prevalence of victimization did not change during the observa

SUBMITTER: Ossa FC 

PROVIDER: S-EPMC8558185 | biostudies-literature | 2021 Nov

REPOSITORIES: biostudies-literature