Incidence vs. Prevalence
Incidencenoun
The act of something happening; occurrence.
Incidencenoun
The extent or the relative frequency of something happening.
Incidencenoun
The manner of falling; bearing or onus, as of a tax that falls unequally.
Incidencenoun
(physics) The striking of radiation or a projectile upon a surface.
Incidencenoun
(epidemiology) A measure of the risk of a person developing a new condition within a specified period of time, usually a year.
Incidencenoun
(geometry) The falling of a point on a line, or a line on a plane.
Incidencenoun
A falling on or upon; an incident; an event; an occurrence.
Incidencenoun
The direction in which a body, or a ray of light or heat, falls on any surface.
Incidencenoun
The rate or ratio at which something occurs; as, the incidence of murder in Los Angeles; the incidence of cancer in men over 50.
Incidencenoun
the relative frequency of occurrence of something
Incidencenoun
the striking of a light beam on a surface;
Incidencenoun
the occurrence, rate, or frequency of a disease, crime, or other undesirable thing
Incidencenoun
the way in which the burden of a tax falls upon the population
Incidencenoun
the intersection of a line, or something moving in a straight line, such as a beam of light, with a surface
Prevalencenoun
The quality or condition of being prevalent; wide extension or spread.
Prevalencenoun
(epidemiology) The total number of cases of a disease in a given statistical population at a given time, divided by the number of individuals in that population.
Prevalencenoun
The quality or condition of being prevalent; superior strength, force, or influence; general existence, reception, or practice; wide extension; as, the prevalence of virtue, of a fashion, or of a disease; the prevalence of a rumor.
Prevalencenoun
the quality of prevailing generally; being widespread;
Prevalencenoun
(epidemiology) the ratio (for a given time period) of the number of occurrences of a disease or event to the number of units at risk in the population
Prevalencenoun
a superiority in numbers or amount;
Prevalence
In epidemiology, prevalence is the proportion of a particular population found to be affected by a medical condition (typically a disease or a risk factor such as smoking or seatbelt use) at a specific time. It is derived by comparing the number of people found to have the condition with the total number of people studied and is usually expressed as a fraction, a percentage, or the number of cases per 10,000 or 100,000 people.
