Abstract
This study examined the mediating role of locus of control on the influence of cognitive behaviour therapy and Logotherapy in reducing risky sexual behaviour among adolescents in public secondary school in Benin metropolis. The study adopted a quasi-experimental design, using pretest-posttest, non-equivalent control group. The population of the study is made up of all SS II students in the (31) mixed public senior secondary schools in Benin Metropolis,Edo State. The sample of the study consisted of (135) senior secondary two (SSII) students. The study adapted the ??Adolescent Sex Behaviour Inventory???? developed by Friedrich (2004). The collected data were analyzed, using both descriptive statistics and inferential statistics. The findings of the study revealed that the interaction effect of treatment by locus of control in reducing risky sexual behaviours among adolescents in Benin etropolis is not significant. Therefore, it is concluded that the factor of locus of control is not too important in the effectiveness of the Cognitive behaviour therapy and logotherapy as treatment interventions in sex risky behaviours reduction. Based on the findings, it was recommended that parents and teacher should teach and discuss sex education and sex related issues that are appropriate for adolescent stage to avoid the consequences of risky
sexual behaviours.
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