V2EX kaplan-meier

Kaplan-Meier

定义 Definition

KaplanMeier(卡普兰-迈耶):一种用于生存分析的非参数方法,主要指KaplanMeier生存曲线/估计量,用来在存在删失数据(censoring)时估计“某事件尚未发生”的概率随时间如何变化(例如患者存活、设备未故障等)。也常称 product-limit estimator(乘积极限估计量)

发音 Pronunciation (IPA)

/kpln mar/

例句 Examples

The Kaplan-Meier curve shows patient survival over time.
KaplanMeier 曲线展示了患者生存率随时间的变化。

Using a Kaplan-Meier estimator, the study compared time-to-relapse between two treatments while accounting for censored cases.
研究使用 KaplanMeier 估计量,在考虑删失病例的情况下比较了两种治疗的复发时间差异。

词源 Etymology

KaplanMeier 源自两位统计学家 Edward L. KaplanPaul Meier 的姓氏。该方法因他们在 1958 年发表的经典论文而广泛流行,用于处理“观察不完整”(如随访结束仍未发生事件)的时间结局数据。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Nonparametric Estimation from Incomplete Observations(Kaplan & Meier,1958)提出并系统阐述 KaplanMeier 估计方法的原始论文。
  • Survival Analysis: Techniques for Censored and Truncated Data(Klein & Moeschberger)常用教材,反复使用 KaplanMeier 曲线与估计量作为基础工具。
  • Applied Survival Analysis(Hosmer, Lemeshow & May)应用导向著作,常以 KaplanMeier 图展示不同组别的生存差异。
  • The Statistical Analysis of Failure Time Data(Kalbfleisch & Prentice)生存/失效时间分析经典著作,包含 KaplanMeier 的理论与推导。
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