The objective of this study was to compare employed and unemployed women on the basisof medical problems, length of gestation, mode of delivery and infant birth weight relevant to their most recent pregnancy. Method: The study was conducted from August through October 1995 at three hospitals in Ankara. We collected data from 150 employed women who worked during pregnancy and from 150 unemployed women. Each woman was interviewed personally using a standardized questionnaire, land responses were recorded by the inteeviewer The questions included the womens social, demographic, and employment details where applicable, as well as medical problems experienced during pregnancy and pregnancy term. Results: Unemployed housewives reported doing more housework while pregnant compared to working women. Working women had more vaginal bleeding during the first trimester of pregnancy. Working women developed more medical problems that involved risk of abortion, but the two groups were similar with regard to frequency of premature labor, mode of delivery, reaching full term pregnancy, and newborn birth weights. Conclusion: Working outside during the first three months a ,pregnancy adds some burdens to the pregnancy. The underlying causes should be investigated with studies planned more broadly in scope.