V2EX time-to-event

Time-to-Event

定义 Definition

time-to-event事件发生时间/至事件时间。常用于医学研究、公共卫生与统计学中,指从某个起点(如入组、治疗开始、手术后)到某个“事件”(如复发、死亡、痊愈、并发症出现)发生所经历的时间;常与生存分析(survival analysis)删失(censoring)等概念一起出现。(在不同领域里,“事件”可按研究目的定义。)

发音 Pronunciation (IPA)

/tam t vnt/

例句 Examples

The study measured time-to-event from enrollment to relapse.
研究测量了从入组到复发的至事件时间。

Using a Cox model, we compared time-to-event between the treatment group and the control group while adjusting for age and baseline risk.
我们使用 Cox 模型,在校正年龄与基线风险后,比较了治疗组与对照组的至事件时间差异。

词源 Etymology

这是一个现代学术复合表达:由 time(时间)+ to(到……为止)+ event(事件)组合而成,用来把“从起点到事件发生的时间长度”这一统计量直接表达出来。该说法在临床试验与生存分析文献中非常常见,强调“结果是一个时间”,而不仅仅是“是否发生事件”。

相关词 Related Words

文学与作品 Literary Works

  • Survival Analysis: Techniques for Censored and Truncated Data(John P. Klein, Melvin L. Moeschberger)
  • Survival Analysis: A Self-Learning Text(David G. Kleinbaum, Mitchel Klein)
  • The Statistical Analysis of Failure Time Data(John D. Kalbfleisch, Ross L. Prentice)
  • Modelling Survival Data in Medical Research(David Collett)
  • Clinical Trials: A Practical Approach(Stuart J. Pocock)
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