NR 503 Midterm Study Questions And
Answers With Verified Solutions Latest
Updated 2024
Epidemiology - ANSWER✔✔ The study of disease distribution within populations
and the risk factors that affect increases or decreases in distribution
Risk Factor - ANSWER✔✔ a condition that may adversely affect an individual's
health
prevalence rate - ANSWER✔✔ The number of affected persons present in the
population at a specific time divided by the number of persons in the population
at that time.
incidence rate - ANSWER✔✔ the number of new cases of disease within a
population during a specific period
primary prevention - ANSWER✔✔ preventing a disease or disorder before it
happens
secondary prevention - ANSWER✔✔ screening and early detection
tertiary prevention - ANSWER✔✔ Interventions that would prevent complications
from chronic conditions and prevent further illness, injury, or disability.
Validity - ANSWER✔✔ ability of test to distinguish correctly who has a disease
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