What is the definition for cohorts?

cohort \KOH-hort\ noun. 1 : companion, colleague. 2 a : band, group. b : a group of individuals having a statistical factor (such as age or class membership) in common in a demographic study. c : one of 10 divisions of an ancient Roman legion.

What does cohort mean in medical terms?

Listen to pronunciation. (KOH-hort) A group of individuals who share a common trait, such as birth year. In medicine, a cohort is a group that is part of a clinical trial or study and is observed over a period of time.

Who are called cohorts?

A cohort is a group of people who are around the same age, like a cohort of college students who have similar experiences and concerns. The word cohort was originally used to describe a military unit in ancient Rome.

What are some examples of cohorts?

Examples of cohorts commonly used in sociological research include birth cohorts (a group of people born during the same period of time, like a generation) and educational cohorts (a group of people who begin schooling or an educational program at the same time, like this year’s freshman class of college students).

Why is it called a cohort?

The first records of the word cohort come from the late 1400s. It comes from the Latin cohors, meaning “yard,” “farmyard,” or “company of soldiers” (in reference to a place where soldiers camped). The word cohort was originally used to refer to ancient Roman military units consisting of 300 to 600 soldiers.

Are in cahoots meaning?

Cahoot is used almost exclusively in the phrase “in cahoots,” which means “in an alliance or partnership.” In most contexts, it describes the conspiring activity of people up to no good.

How do you use the word cohort?

cohort

1. a group or company: She has a cohort of admirers.
2. a companion or associate.
3. one of the ten divisions in an ancient Roman legion, numbering from 300 to 600 soldiers.
4. any group of soldiers or warriors.
5. an accomplice; abettor: He got off with probation, but his cohorts got ten years apiece.

What are the different types of cohort studies?

There are two types of cohort studies: Prospective and Retrospective. The two groups of cohorts (exposed and un-exposed) are followed prospectively over time to track the development of new disease.

What are cohorts in school?

Discussions of higher education sometimes make reference to the college cohort, referring in essence to a group of students who enter a program together and typically proceed through their coursework in the same sequence, at the same time.

What is the best example of a cohort effect?

An example of a cohort effect could be seen in an experiment in which participants use a computer to perform a cognitive task. The results might show that participants in their 20s did vastly better on the cognitive test that participants in their 60s.

How many is a cohort?

A cohort (from the Latin cohors, plural cohortes, see wikt:cohors for full inflection table) was a standard tactical military unit of a Roman legion. Although the standard size changed with time and situation, it was generally composed of 480 soldiers.

Are in cahoots?

What is a cahoot? Meaning alternately companions, confederates, partners and/or conspirators, in cahoots is a phrase used to describe a situation where people are working together, often on an illegal, immoral, secret and/or unethical scheme. As for the word “cahoot” itself, it is defined as a “partnership, league.”

What is the meaning of term ‘cohort’ in biology?

A cohort is a group of organisms of the same species that are born during the same year. The term is used most frequently when describing the population dynamics of a species.

What does cohorted mean?

Cohort Definition. A cohort is a group of people who share a particular characteristic. Typically, the shared characteristic is a life event that took place in a particular time period, like birth or high school graduation. The most commonly studied cohorts are age-related (e.g. individuals who share a birth year or generational designation).

What does cohort studies mean?

cohort study. An observational study in which a defined group of people (a cohort) is followed over time and outcomes are compared in subsets of the cohort who were exposed, not exposed, or exposed at different levels to an intervention or other factor of interest.

What is a cohort number?

Medical Definition of cohort. : a group of individuals having a statistical factor (as age or risk) in common the population consisted of two cohorts: 204 clearly exposed and 163 not exposed — R. R. Suskind et al.