The objectives of this study were to gain information about some fertility issues, contraceptive method choices, and the reasons for coitus interruptus (CI) use among married women aged 15-49, in Gemlik, Turkey. One thousand nine hundred ten women were interviewed for this cross-sectional study. The pregnancy rate per woman was 2.9. 716 women (37.5%) had at least one unwanted pregnancy. Of the study population, 79.6% were using a contraceptive method (45.1% were using a modern method, 34.5% a traditional method). CI was the most preferred method (33.7%). Fertility measures of women who had used CI continuously were compared with other women. It was found that most CI users were content with the method.