any
admission to a healthcare facility for abdominal pain, mode of delivery
(vaginal delivery/cesarean delivery), pregnancy outcome (spontaneous/
induced abortion, premature delivery [delivery at 28–36+6 weeks
of pregnancy], or delivery at 37–42 weeks of pregnancy), estimated
blood loss (bleeding volume within 24 hours of delivery), postpartum
hemorrhage (estimated blood loss ≥1000 mL for cesarean deliveries or
≥500 mL for vaginal deliveries), postpartum blood transfusion,
puerperal fever (patient temperature ≥38 °C), and duration of hospital
admission. Further, neonatal outcomes including length and weight
at delivery, 1-, 5-, and 10-minute Apgar scores, and any congenital
anomalies were documented.