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Preferred Term:

ecological studies

Definition:
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:
NALT Full
Entry Terms:
  • ecologic studies
URI:
https://lod.nal.usda.gov/nalt/341427
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RDF/XMLCreated 2020-07-16, last modified 2020-10-29