Tehran University of Medical Sciences Journal of Family and Reproductive Health 1735-8949 7 1 2013 03 15 7 10 Mansoureh Jamshidimanesh Department of Nursing and Midwifery, Tehran University of Medical Sciences, Tehran, Iran. Mina Soleymani Department of Nursing and Midwifery, Islamic Azad University of Medical Sciences of Zanjan, Zanjan, Iran. Elham Ebrahimi Department of Nursing and Midwifery, Islamic Azad University of Medical Sciences of Maragheh, Maragheh, Iran. Fatemeh Hosseini Department of Statistics, School of Management and Medical Information, Tehran University of Medical Sciences, Tehran, Iran. 2015 10 16 Objective: To determine the relationship between preterm birth and domestic violence against pregnant women in Iran. Materials and methods: This cross-sectional study was carried out on 600 women who were hospitalized for giving birth in one of hospitals affiliated to Tehran Medical Science University in Iran, between September 9, 2010 and December 30, 2010. This study was approved by the Research Ethics Committee affiliated with Tehran University, Iran. We applied Abuse Assessment Screen (AAS) Questionnaire. Results: A total of 338 participants (56.3%) declared to experience domestic violence during pregnancy. Psychological violence was the most common form of violence against these women in postpartum (51.3%), and followed by physical violence (5%). Prevalence rate of premature labor was 37.7% among all women in this study which 63.3% of this rate belongs to abuse women. Conclusion: It is noted that healthcare providers with screening violence during pregnancy and assessing the prevalence, consequences, and possible interventions may help to reduce domestic violence against pregnant women. https://jfrh.tums.ac.ir/index.php/jfrh/article/view/306 https://jfrh.tums.ac.ir/index.php/jfrh/article/download/306/301