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cohors

Subject: Classical studies

(pl. cohortēs) In the early Roman republic the infantry provided by the allies were organized in separate cohortes of varying strength, each under a Roman or native prefect. In the legions ...

Cohort

Cohort   Quick reference

A Dictionary of Epidemiology (6 ed.)

Reference type:
Subject Reference
Current Version:
2016
Subject:
Medicine and health, Public Health and Epidemiology
Length:
87 words

...Cohort (From Latin cohors, warriors, the tenth part of a legion) 1 . The component of the population born during a particular period and identified by period of birth so that its characteristics (e.g., causes of death and numbers still living) can be ascertained as it enters successive time and age periods. 2 . The term “cohort” has broadened to describe any designated group of persons who are followed or traced over a period of time, as in Cohort study (prospective study). See also birth cohort ; historical cohort study . ...

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