Abstract

Obsessive-compulsive disorder (OCD) is the fourth most common psychiatric disorder after phobia, addiction and depression. There is not yet a comprehensive assessment of OCD prevalence in Iran; thus, in this meta-analysis study, it is tried to obtain a review of OCD frequency. To conduct a systematic literature review, keywords used for searching in databases include “Obsessive-Compulsive Disorder” and “Iran”. The designated international and domestic databases are Scopus, ISI, Google Scholar, PubMed and Medlib, Iran medex, Magiran, Sid, respectively. The data were analyzed by meta-analysis method (random effects model). Heterogeneity between studies was assessed using I2. The data evaluation was handled by STATA software package Ver.11 and different questioners were applied. In 15 examined articles with 1484 sample size, the prevalence of OCD in Iran was estimated 21.57 (CI: 95;14.15-28.99). In addition, the prevalence forrumination, obsessive-compulsive, checking obsession, washing obsession, and obsessives lowness were 70.06, 64.55, 41.81, 11.9 and 2.49,respectively. Theprevalence for severe, moderate and mild obsessive-compulsive disorder in Iran was 13, 25 and 9 respectively. In conclusion, the prevalence of OCD in Iran is higher than other countries. It is suggested that comprehensive prevalence surveys as well as etiological factors in Iran to be evaluated to gain a better resolution of this complex disease in this country. © 2016, International Journal of Pharmacy and Technology. All rights reserved.