产后出血是常见的分娩并发症,起病急,后果严重,至今仍是我国城乡产妇死亡的主要原因。存活者如失血得不到及时补充,可引起贫血、感染、肾功能不全、垂体功能减退、脑软化等直接、继发和远期的健康损害。如能早期识别产后出血的高危因素,集中力量有针对性地采取适当的保健措施,削弱这些危险因素,或及早转诊至技术力量较完善的医疗单位进行监护及分娩,则能提高分娩的安全性。本文对5,079例分娩,按全国产后出血防治协作组(下称协作组)制定的产后失血评分表进行了回顾性评分,通过 Postpartum hemorrhage is a common childbirth complications, acute onset, serious consequences, is still the main cause of maternal death in urban and rural areas in our country. Survivors such as blood loss can not be promptly replenished, can cause anemia, infection, renal insufficiency, hypopituitarism, brain softening, direct, secondary and long-term health damage. If early identification of high risk factors for postpartum hemorrhage, focus on appropriate health care measures to reduce these risk factors, or early referral to more skilled medical units for custody and childbirth, can improve the safety of childbirth Sex. In this paper, 5,079 cases of childbirth, according to the National Collaborating Group on Postpartum Hemorrhage Prevention and Control (hereinafter referred to as the collaboration group) developed a post-natal blood loss score scale retrospectively scored, through