An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Concept Breadcrumbs

Preferred Term:

ecological studies

An ecological study is an observational study in which data is analysed at the population or group level rather than at an individual level. These studies are often conducted to measure risk factors, prevalence and incidence of a disease at a population level.
Concept Schemes:
Entry Terms:
  • ecologic studies
Download this Concept:
RDF/XMLCreated 2020-07-16, last modified 2020-10-29