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The prevalence of preterm birth was 13% (range across sites 10.4-20.7) and 4.1% of deliveries resulted in stillbirth (range 3.1-5.5). The most commonly noted pregnancy complication was gestational hypertension, reported among 4.4% of pregnancies. Among pregnancies resulting in a live birth, 15.5% were low birthweight (range 13.8-17.4) and 2.0% resulted in neonatal death (range1.2-3.2). Suspected congenital anomalies were noted in 1.2% of pregnancies. This study provides systematically collected data on background rates of pregnancy out