Twin pregnancies: incidence and outcome - Riyadh Armed Forces Hospital experience.

A retrospective study of twin births at the Armed Forces Hospital, Riyadh, from January 1987 to December 1996 was carried out. There were 62 739 deliveries and 598 sets of twins. The incidence of twins was one in 105 maternities.

Multiple pregnancy and preterm labor.

Objective: Multiple gestations are high risk pregnancies, which may be complicated by pre-maturity, low birth weight infants, pre-eclampsia, anemia, postpartum hemorrhage, intrauterine growth restriction, neonatal morbidity and high perinatal, neonatal and infant mortality. This study was carried out to determine the incidence and effect of multiple pregnancies on pre-term labor in tertiary care hospitals.

Methods: Retrospective case record analysis of 375 cases of multiple pregnancies that were reported at Armed Forces Hospital and King Khalid University Hospital, Riyadh, Kingdom of Saudi Arabia, between January 2000 and December 2001.

Changing trends in perinatal deaths at the Armed Forces Hospital, Riyadh, Saudi Arabia.

A total of 104522 babies were delivered at the Riyadh Armed Forces Hospital between 1979 and 1998, including 807 stillbirths and 658 neonatal deaths. The 20-year period was divided into four 5-yearly intervals for comparative purposes. The overall Perinatal Mortality Rate (PMR) for infants weighing 500 grams or more ranged between 20.

Pregnancy outcome of patients with previous four or more caesarean sections.

Between 1994 and 1999, of the 44 357 mothers delivered at the Riyadh Armed Forces Hospital (RAFH), 255 patients had four or more previous caesarean sections (CS). This comprised 0.5% of the obstetric population.