What is the best definition for epidemiology?
By definition, epidemiology is the study (scientific, systematic, and data-driven) of the distribution (frequency, pattern) and determinants (causes, risk factors) of health-related states and events (not just diseases) in specified populations (neighborhood, school, city, state, country, global)..
What is the meaning of the word epidemiological?
Epidemiology is the study of the distribution and determinants of health-related states or events in specified populations, and the application of this study to the control of health problems (1). Key terms in this definition reflect some of the important principles of epidemiology.
What is an example of epidemiology?
Epidemiological studies measure the risk of illness or death in an exposed population compared to that risk in an identical, unexposed population (for example, a population the same age, sex, race and social status as the exposed population).
What do epidemiologists do?
Epidemiologists are public health professionals who investigate patterns and causes of disease and injury in humans. They seek to reduce the risk and occurrence of negative health outcomes through research, community education and health policy.
What are the three components of epidemiology?
The epidemiologic triangle is made up of three parts: agent, host and environment.Agent. The agent is the microorganism that actually causes the disease in question. … Host. The agent infects the host, which is the organism that carries the disease. … Environment. … HIV.
What is another word for epidemiology?
What is another word for epidemiology?public healthhygienicssanitationhygienecommunity healthcleanlinessdisinfectioncleannessasepsishealth14 more rows