Chapter 3: Disease Surveillance and Measures of Morbidity Flashcards
(4 cards)
1
Q
Describe the importance of epidemiological surveillance
A
essential for planning, implementing, and evaluating public health practice
2
Q
Define incidence rate
A
the number of new cases of a disease that occur during a specified period of time in a population at risk
3
Q
Define prevalance
A
the proportion of the population that is affected by the disease at that time
4
Q
What is the relationship between incidence and prevalence?
A
Prevalence = Incidence x Duration
