Postpartum haemorrhage in Zimbabwe: a risk factor analysis

摘要: For both cases and controls only singleton vertex births with spontaneous onset of labor without oxytocic or instrumental intervention during delivery between May 1 December 31 1989 were included all eligible mothers residents Greater Harare. There 2 case groups: women postpartum hemorrhage after a normal vaginal cephalopelvic disproportion (CPD) requiring surgical delivery. Postpartum (PPH) was defined as excess bleeding minimum 600 ml rather than 500 ml. Data abstracted from the medical records. control groups (PPH CPD) combined for group 299 deliveries. Cases much more likely to have traumatic involving cervical tears which accounted one-third hemorrhages. Uterine atony most common cause PPH. one maternal death among (case fatality rate 6.6/1000). The perinatal mortality 33.8/1000 live (3 stillbirths neonatal deaths) none controls. Although had similar mean gravidity (3.3) parity (2.2) either previous also higher proportion grand multiparas (5 deliveries). More reported outcomes such PPH miscarriage in first second trimester death. results logistic regression analysis showed that 35 years at 2.5 times greater risk younger women. Women who hospitalized antenatally pregnancy-related problem 3-4 hospitalization. Occiput transverse posterior fetal head position associated nearly/10-fold relative