以下关于生存分析中几个基本概念的描述错误的是（）。 -题库考试答案搜索网

以下关于生存分析中几个基本概念的描述错误的是（）。

单选题

2021-12-26 19:22

A、生存率是指某一观察对象能生存过或活过t时点的概率
B、生存时间是指从随访观察起点到随访截止时点的时间
C、在生存分析中，随访终止的时间一定是全部观察对象发生研究事件（如死亡）的时间
D、中位生存期是指恰有50％的观察对象尚存活的时间
E、生存分析是同时考虑事件观察结果及随访时间的一种统计分析方法

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正确答案

C

试题解析

标签：卫生统计学卫生毒理(医学高级) 传染性疾病控制疾病控制(医学高级)

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