prevalence of unwanted pregnancy and its related factors in interruption method users in gorgan health-care centers in 2010

background: a lot of women die each because of unwanted pregnancies and unsafe abortion. according to importance of unwanted pregnancies, the purpose of the current study is to determine prevalence of unwanted pregnancy and its related factors in interruption method users in gorgan health-care centers in 2010. methods: in this descriptive-analytical study, 339 eligible women that were under supported of gorgan health centers were selected through multistage sampling methods in 2010 and were invited through telephone for interview. data were collected through interview by a questionnaire that its reliability and validity was approved. data were analyzed through spss 18 software by using chi-square and fisher's exact test. findings: mean age and sd of under studied women was 32.05±7.46. 45 (13%) participants had an unwanted pregnancy. there wasn’t significant relation between unwanted pregnancy with age, occupation, education and number of children. there was significant relation between last child’s age and unwanted pregnancy. there was significant relationship between location and unwanted pregnancies so that unwanted pregnancies in urban regions were more than rural regions. conclusion: incidence of unwanted pregnancies among gorganian women is relatively high. therefore, we recommend that eligible women were educated about reasons of unwanted pregnancy, using contraceptive methods and unwanted pregnancy complication.