عنوان مقاله [English]
Background & Objectives: This study was performed to meta-analysis of available studies on the effectiveness of treatments and offer effective treatment for prisoners suffering from mental disorders.
Materials & Methods: The research method was meta-analysis. The study population included all studies with experimental and quasi-experimental designs from 1991 to 2017 in 1124 cases was about the prisoners. 50 studies that had criteria for entering the meta-analysis were selected using a census method. Data collection was done through a researcher-made checklist. The calculation of effect size was done through index r by CMA2 software.
Results: the effect size index of all studies according random effects model was t r=0.603 and cognitive therapy with the effect size of r=0.669 was evaluated as the most effective treatment method.
Conclusion: In general, the use of therapeutic methods for the treatment of mental disorders in prisoners is effective and the effect of the Cohen classification is high.