Evaluation of an anti-bullying intervention in the school context / Avaliação de uma intervenção antibullying no contexto escolar

ABSTRACT

Objective: This study aims to evaluate the effectiveness of an anti-bullying intervention carried out with adolescents from public schools. Methods: A longitudinal, quasi-experimental design was used, with pre-test and immediate post-test evaluations. A sociodemographic questionnaire, Cartoon Test, KIDSCREEN-52, and Social Support Appraisals were used. The intervention had four editions and consisted of eight weekly meetings, amounting to 16 hours. A total of 69 adolescents (12-17 years) participated in the study, 40 of which were allocated to the Experimental Group and 29 to the Control Group. Results: After the intervention, the Experimental Group demonstrated improvements in the adolescents' perception of bullying, quality of life, and social support. The intergroup analysis indicated a better perception of bullying for the Experimental Group. Conclusion: From the data, it can be concluded that the intervention demonstrated its effectiveness and has the potential to be replicated in the school context.

RESUMO

Objetivo: Este estudo tem por objetivo avaliar a eficácia de uma intervenção antibullying realizada com adolescentes de escola pública. Método: Foi utilizado delineamento longitudinal, quase-experimental, com avaliação em pré-teste e pós-teste imediato. Foram utilizados um questionário sociodemográfico, Cartoon Test, KIDSCREEN-52 e Social Support Appraisals. A intervenção teve quatro edições e consistiu em oito encontros semanais, totalizando 16 horas. Participaram do estudo 69 adolescentes (12-17 anos), sendo 40 alocados no Grupo Experimental e 29 no Grupo Controle. Resultados: Após a intervenção, o Grupo Experimental demonstrou melhoras na percepção de bullying, qualidade de vida e apoio social. A análise intergrupos indicou melhor percepção do bullying para o Grupo Experimental. Conclusão: A partir dos dados, conclui-se que a intervenção demonstrou eficácia e tem potencial para ser replicada no contexto escolar.