epidemiology Flashcards
1
Q
what is epidemiology?
A
the study of outbreaks of disease and why they happen
2
Q
what is incidence?
A
number of cases and pattern in time
eg, per day
3
Q
what is prevalence?
A
proportion of population affected in time (%)
4
Q
what is morbidity?
A
people currently effected (number of people)
5
Q
what is morality?
A
number of people who die from disease in a given time
6
Q
what is correlation?
A
where a change in one or two variables is reflected by a change in the other variable
