Chapter 3 Flashcards
An unexpectedly large number of cases of an illness, specific health-related behavior, or other health-related event in a particular population
Epidemic
The study of the distribution and determinants of health-related states or events in specialized populations
Epidemiology
A disease that occurs regularly in a population as a matter of course
Endemic Disease
One who practices epidemiology
Epidemiologist
An outbreak of disease over a wide geographical area such as a continent
Pandemic
People afflicted with a disease
Cases
The number of events that occur in a given population in a given period of time
Rate
The number of live births divided by the total population
Natality Rate
The rate of illness in a population
Morbidity Rate
The number of deaths in a population divided by the total population
Mortality Rate
Those in the population who are susceptible to a particular disease or condition
Population at Risk
The number of new health-related events or cases of a disease in a population exposed to that risk during a particular period of time, divided by the total number in that same population
Incidence Rate
A disease that lasts three months or less
Acute Disease
The number of new and old cases of a disease in a population in a given period of time, divided by the total number in that population
Prevalence Rate
A disease or health condition that lasts longer than three months
Chronic Disease
An incidence rate calculated for a particular population for a single disease outbreak and expressed as a percentage
Attack Rate
A rate in which the denominator includes the total population
Crude Rate
The number of live births per 1,000 in a population in a given period of time
Crude Birth Rate
The number of deaths (from all causes) per 1,000 in a population in a given period of time
Crude Death Rate