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本文报导了四川省仪陇、阆中两县１９９０～１９９２年产后出血死亡的影响因素。研究采用１：１配对，死亡组全部为产后出血致死者，对照组为死者同村邻村前后一个月以内正常分娩存活者。事先设计好问卷、由专门培训的调查员进行调查。产后出血死亡８３例，占两县三年孕产妇死亡１３１例的６３．３６％，居各因素首位。死亡组平均出血１５５９．５±５８３．２ｍｌ，对照组平均出血为２５４．３±２４３．５ｍｌ，Ｐ＜０．００５。产后出血的原因包括胎盘因素（４９例），宫缩乏力（１８例），产道撕伤（９例），不详（７例）．死亡组与对照组比较，文化程度低等１６项影响因素有显著差异。提出减少产后出血死亡的关键在于提高乡级保健人员素质，加强围产保健和宣传，提倡在乡级以上医院分娩。
This article reports the influencing factors of postpartum hemorrhage death in Yilong and Langzhong counties of Sichuan Province from 1990 to 1992. The study used a 1: 1 pair, all deaths were caused by postpartum hemorrhage, while those in the control group were normal delivery births within one month before and after the same village. The questionnaire was designed in advance and investigated by specially trained investigators. 83 cases of postpartum hemorrhage death, accounting for 63.36% of 131 cases of maternal deaths in three counties, ranking first in all factors. The average bleeding in the death group was 1559.5 ± 583.2ml, while that in the control group was 254.3 ± 243.5ml, P <0.005. Causes of postpartum hemorrhage include placental factors (49 cases), uterine inertia (18 cases), birth canal tears (9 cases) and unknown (7 cases). Compared with the control group, there were significant differences in 16 influential factors among the death group and the low education level. The key to reducing death from postpartum hemorrhage is to improve the quality of township health workers, strengthen perinatal care and publicity, and promote childbirth at township level hospitals.