Abstract:Background:Domestic violence during pregnancy is a public health crisis, because it affects both mother ‎and fetus simultaneously, resulting in irreversible consequences for mothers and their ‎newborns. This study was performed to determine the prevalence of sexual violence during ‎pregnancy in the world and Iran as meta-analysis.‎Methods:This study is a meta-analysis on the prevalence of sexual violence during pregnancy ‎in the world and Iran that was conducted on Persian and English published articles up to ‎‎2015. To this end, through searching the information by key words and their compounds at SID, Medlib, Irandoc, Google scholar, Pubmid, ‎ISI, Iranmedex, Scopus and Magiran, all related articles ‎were extracted independently by two trained researchers. The results of studies ana-lyzed using ‎the STATA and Spss16 software.‎Results:In the initial searching of 167 articles, 33 articles related to Iran, 40 articles related to ‎other parts of the world and totally 73 articles met inclusion criteria for study. The prevalence ‎of sexual violence during pregnancy were estimated in the world 17% (CI95%:15% -18%) and ‎in Iran 28% (CI95%: 23% -32%).The prevalence of sexual violence during pregnancy in Iran is ‎‎11 percent more than the world.‎Conclusions:According to the present meta-analysis results, the prevalence of sexual violence ‎during pregnancy in Iran is high. Given that sexual violence during pregnancy causes damage to ‎the mother and infant, it is recommended that the relevant authorities with the implementation ‎of intervention and educational programs reduce the prevalence of sexual violence during ‎pregnancy.‎

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Based on the results the baby's gender, premature birth, low birth weight, mother's age, consanguineous marriages, multiple births, family history of congenital malformations, and the risk of chronic diseases in the mother during pregnancy increase the birth of children with congenital malformations. As a result, control or modification of the above factors implementing a health and education intervention program can reduce the birth of children with congenital malformations.