Epidemiology
the study of the distribution and determinants of health and disease in
human population
Three Elements of the Epidemiological Triangle
- Agent: actual cause of disease
- Host: carrier of disease
- Environment: any outside factors
Use of Epidemiology in Disease Control and Pr...
✓ is the number of all cases of a specific disease or condition in a
population at a given point in time
Meaningful Comparisons
✓ The community nurse compares data with rates from other cities,
counties, districts, or states; from the nation; and from previous records.
*SHOWS TRENDS*
Risk
✓ probability of an adverse event
Risk factor
✓ any action or condition that increases the likelihood of injury, disease,
or other negative outcome
Descriptive Epidemiology
✓ - Focuses on the amount and distribution of health and health
problems within a population
- The purpose is to describe the characteristics of both people who are
protected from disease and those who have a disease.
Master01 | October, 2024/2025 | Latest update
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