Age Group
A category of people defined by a similar age range.
Term Map
Choose a root term and explore related concepts as a lightweight map.
Agent
A disease-causing or health-affecting factor involved in the occurrence of illness.
Antibiotic
A drug used to kill or inhibit the growth of susceptible bacteria.
Antibody
A protein produced by the immune system in response to a specific antigen.
Attack Rate
A cumulative incidence measure used in outbreak settings.
Attitude
A person's settled way of thinking or feeling that may influence health behavior.
Bias
Systematic error distorting study validity.
Case
An instance of a particular disease, injury, or health condition.
Case
An individual identified as having a particular disease or health condition.
Cohort Study
Study following exposed and unexposed groups over time.
Confounding
Mixing of effects between an exposure and another factor.
Contact
A person or interaction involving potential exposure to an infected individual.