V2EX attributable risk

Attributable Risk

定义 Definition

Attributable risk(归因风险 / 可归因危险度):在流行病学中指暴露组相对于未暴露组所“多出来”的那部分疾病发生风险,表示这部分风险可归因于某一暴露因素。常用表达为风险差:
**AR = 风险(暴露组) 风险(未暴露组)**。
(注:在不同语境下还常见 population attributable risk 等相关概念。)

发音 Pronunciation (IPA)

/trbjtbl rsk/

例句 Examples

Smoking increased the attributable risk of lung cancer in the cohort.
在该队列中,吸烟提高了肺癌的归因风险。

The attributable risk helps estimate how many cases could be prevented if the exposure were eliminated, assuming a causal relationship.
在假设存在因果关系的前提下,归因风险有助于估计如果消除该暴露因素,能够预防多少病例。

词源 Etymology

attributable 来自动词 attribute(把……归因于),源自拉丁语 attribuere(“分配、归于”);后缀 -able 表示“能够……的”。risk/strong> 源自意大利语 risco/risico,表示“危险、风险”。合在一起,attributable risk 字面义即“能够归因于(某因素)的那部分风险”。

相关词 Related Words

文学与著作示例 Literary Works

  • Rothman, Greenland & Lash, Modern Epidemiology(常系统讨论归因风险及其推断含义)
  • Gordis, Epidemiology(以入门方式介绍可归因危险度/归因风险的应用)
  • A Dictionary of Epidemiology(Last 等编;对 attributable risk 等术语给出标准化定义)
  • CDC 与 WHO 的流行病学培训材料(在风险沟通与可预防病例估算中常出现该术语)
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