V2EX mortality rate

Mortality Rate

释义 / Definition

mortality rate死亡率;指在特定人群、特定地区或特定时间段内,死亡发生的频率(通常以“每千人/每十万人”或一定时间内的死亡比例来表示)。在公共卫生与流行病学中常用来衡量疾病负担或总体健康状况。(该词组在不同语境下也可能特指“某病的死亡率”。)

发音 / Pronunciation (IPA)

/mrtlti ret/

例句 / Examples

The mortality rate dropped after the new vaccine was introduced.
新疫苗推出后,死亡率下降了。

Researchers compared age-adjusted mortality rates across regions to account for differences in population structure.
研究人员比较了各地区的年龄调整死亡率,以消除人口结构差异带来的影响。

词源 / Etymology

mortality 来自拉丁语 mortalitas(“必死性、死亡”),与 mors(“死亡”)同源;rate 源自拉丁语 rata(“固定的、计算出的比例”)。组合后字面义为“死亡的比例/发生率”,逐渐固定为公共卫生统计中的常用术语。

相关词 / Related Words

文学与著作中的用例 / Notable Works

  • The Ghost Map(Steven Johnson)讨论霍乱暴发与公共卫生数据时常涉及死亡率等指标。
  • The Great Influenza(John M. Barry)描写1918年流感大流行时,频繁使用“mortality rate”等统计表达。
  • The Coming Plague(Laurie Garrett)在传染病与全球卫生叙述中常出现“mortality rate”。
  • Guns, Germs, and Steel(Jared Diamond)在疾病与人口影响的论述中会使用死亡率相关表述。
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