产后出血高危因素预测模型的构建及临床应用价值研究
摘要
年鹰潭市人民医院产科分娩的120例产妇资料,通过单因素和多因素Logistic回归筛选独立危险因素,构建预测模型并采
用ROC曲线评估效能,在临床实践中验证模型的预测准确性。结果:高龄、瘢痕子宫、妊娠期高血压疾病、巨大儿、
胎盘异常为PPH独立高危因素;模型ROC曲线下面积为0.83(95%CI:0.78-0.88),临床应用中阳性预测值80.0%,阴性
预测值93.3%。结论:该模型可有效识别PPH高危人群,为基层医院早期干预提供量化依据。
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