
A cohort study or panel study is a form of longitudinal study (a type of observational study) used in medicine, social science, actuarial science, business analytics, and ecology. For instance in medicine, it is an analysis of risk factors and follows a group of people who do not have the disease, and uses correlations to determine the absolute ri...
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http://en.wikipedia.org/wiki/Cohort_study

concurrent study follow-up study incidence study longitudinal study prospective study Analytic study of epidemiological study in which subsets of a defined population can be identified who are, have been, or in the future may be
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http://sis.nlm.nih.gov/enviro/iupacglossary/glossaryc.html

A research study that compares a particular outcome (such as lung cancer) in groups of individuals who are alike in many ways but differ by a certain characteristic (for example, female nurses who smoke compared with those who do not smoke).
Found on
http://www.cancer.gov/dictionary?expand=C

A type of study that involves the identification of two groups (cohorts) of patients, one of which received the exposure of interest, and one of which did not. Both groups are followed forward over time and studied for the outcome of interest.
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http://www.cirem.co.uk/definitions.html

A study using epidemiological methods, such as a clinical trial, in which a cohort with a particular attribute (e.g., smokers, recipients of a drug) is followed prospectively and compared for some outcome (e.g., disease, cure) with another cohort not possessing the attribute. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973

prospective study.
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http://www.encyclo.co.uk/local/21001

Type: Term Definitions: 1. a study using epidemiologic methods, such as a clinical trial, in which a cohort with a particular attribute (smokers, recipients of a drug) is followed prospectively and compared for some outcome (disease, cure) with another cohort that does not possess that attribute. Synonyms: follow-up study1  ...
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http://www.medilexicon.com/medicaldictionary.php?t=85717

Cohort study: A study in which a particular outcome, such as death from a heart attack, is compared in groups of people who are alike in most ways but differ by a certain characteristic, such as smoking. See also: Cohort.
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http://www.medterms.com/script/main/art.asp?articlekey=24051

This study identifies a group of people and follows them over a period of time to see how their exposures affect their outcomes. This type of study is normally used to look at the effect of suspected risk factors that cannot be controlled experimentally, for example the effect of smoking on lung cancer.
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http://www.nhs.uk/news/Pages/Newsglossary.aspx

an investigation of a group of people who share a particular experience at a certain moment of time. For example, in studying the attitudes of university students, one might investigate first-year students in sociology, who form a cohort.
Found on
http://www.polity.co.uk/cbs3/PDF/Glos.pdf

A study in which a group of people with a past exposure to chemicals or other risk factors are followed over time and their disease experience compared to that of a group of people without the exposure.
Found on
https://www.health.ny.gov/environmental/glossary/
No exact match found.