Relationship Between Onset Gestational Age and Materal and Perinatal Prognosis in Severe Preeclampsia

Objective To analyze the effects of severe preeclampsia at different gestational ages on the maternal and perinatal outcomes. Methods From January 2007 to October 2013, the clinical data of 468 severe preeclampsia patients were analyzed retrospectively in the study. According to their gestational weeks, they were divided into group A (n=75, gestational week<28 weeks), group B (n= 99, 28 weeks≤gestational week<31+6 weeks), group C (n = 84,...