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依时ROC分析方法学综述 被引量:1

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摘要 医学中常常需要评价某种标志物、影像指标或评分工具对疾病发生、诊断和预后的预测性能[1]。受试者工作特征(receiver operating characteristics,ROC)曲线分析是面向上述研究目标的一类统计学方法,其基于“金标准”将疾病状态进行二分类,进而综合分析待评价指标各阈值所对应的灵敏度、特异度信息。然而疾病状态与时间有关,可经历“从无到有”的变化过程[2]。
出处 《中国卫生统计》 CSCD 北大核心 2020年第6期940-945,共6页 Chinese Journal of Health Statistics
基金 中国医学科学院医学与健康科技创新工程(2017-I2M-1-009)。
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