Ecological study: Difference between revisions
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Revision as of 16:24, 10 February 2025
Pronunciation
EE-kuh-LAH-jih-kul STUH-dee
Definition
A study that compares large groups of people instead of individuals for differences in things such as cancer rates.
Purpose
The purpose of the ecological studies is to to understand risk-modifying factors on health or other outcomes.
Features
The groups can differ by location (such as, city, county, or country). They can also differ by time (such as a few days, years, or decades). Groups can be immigrants or people with different types of jobs.
SEER program
The Surveillance, Epidemiology, and End Results (SEER) Program conducts ecological studies to collect information on cancer rates over time in certain parts of the United States.
Other names
Also called ecologic study.
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