Fetal gender and pregnancy outcome

To assess the effect of fetal gender on pregnancy outcome.Retrospective study of all singleton pregnancies at a tertiary hospital during 1995-2006.Of the 66,387 women studied, 34,367 (51.8%) delivered male and 32,020 (48.2%) delivered female neonates. The rate of preterm delivery (as early as 29 weeks) was higher for male fetuses and was attributed to an increased incidence of spontaneous preterm labor and preterm premature rupture of membranes....