Maternal, Pregnancy, and Infant Characteristics at Baseline
deficit among cord arterial, Sarnat, encephalopathy
UTERINE RUPTURE, EVENT, ENCEPHALOPATHY, PLACENTAL ABRUPTION, SHOULDER DYSTOCIA
Race and ethnic group were reported by the mother or father.Other race includes Native Hawaiian or other Pacific Islander and American Indian or Alaska Native.Body mass index is calculated as weight in kilograms divided by height in meters squared.A sentinel event was defined as shoulder dystocia, placental abruption, prolapsed cord, or uterine rupture.Ongoing resuscitation with chest compressions, mechanical ventilation, or both was warranted at 10 minutes of age.Shown is the lowest pH or worst base deficit among cord arterial, cord venous, and arterial blood gas samples obtained before 60 minutes of age.Severe encephalopathy was defined according to Sarnat criteria (eTable 1 in 