assessment

How is Data Collected in Epidemiology?

Data collection can occur through various methods, including:
Surveillance Systems: Ongoing systematic collection of health data, such as disease registries and reporting systems.
Surveys: Cross-sectional or longitudinal studies that gather health information from specific populations.
Administrative Data: Health records, insurance claims, and other routinely collected data.
Epidemiological Studies: Research studies such as cohort, case-control, and randomized controlled trials.

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