[Analysis of the course of pregnancy, delivery patterns and the weight of newborns of female smokers].

The authors scrutinized the course of pregnancy, delivery patterns and the weight of newborns among 1741 women who delivered between 1993 and 1998 at I Clinic of Obstetric and Gynecology at Warsaw Medical University while the control group consisted of 674 non smoking women, who delivered over the same period. Spontaneous abortion, preterm delivery and intrauterine grow retardation were all registered more frequently in the study group. Moreover, cases of lower weight in smoking mothers' newborn occurred more often.