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综述:胰十二指肠切除术后胰瘘多变量预测模型的高偏倚风险和显著 ...
这篇综述系统评价了胰十二指肠切除术(PD)后胰瘘(POPF)的98种多变量预测模型(MPM),发现所有研究均存在高偏倚风险(ROB),仅28个模型经过外部验证。通过荟萃分析揭示FRS、a-FRS等五大主流模型的综合判别性能(C-statistic 0.66-0.72)和校准性能(O:E 0.49-1.16)均呈中度水平,但存在显著异质性(I2 89%),强调临床推广 ...
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