Analysis on causes and effect factors of 74 cases of postpartum hemorrahage / 重庆医科大学学报

ABSTRACT

Objectives:To investigate the causes and effect factors of postpartum hemorrhage(PPH)in order to prevent PPH and decrease the mortality rate of gravida and parturient.Methods:Retrospective analysis was done on the 74 cases of PPH from Jan 2002 to Jan 2006 in our hospital.Results:The incidence rate of PPH during 4 years was 2.33%(74/3178).The causes were uterine inertia(43.24%),abnormal placenta(39.19%),injury of birth canal(6.67%),and dysfunction of blood coagulation(1.35%).There was significant difference among delivery style,gestational weeks,multiple pregnancy,and complications.(P