Exam (elaborations)
HSC4500-EPIDEMIOLOGY EXAM QUESTIONS WITH CORRECT ANSWERS
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HSC4500-EPIDEMIOLOGY EXAM QUESTIONS WITH CORRECT ANSWERS
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HSC4500-EPIDEMIOLOGY EXAMQUESTIONS WITH CORRECT ANSWERS
A rate differs from a proportion because: - ANSWER-the denominator in a rate involves
a measure of time
The term _______ refers to the occurrence of new disease or mortality within a defined
period of observation. - ANSWER-incidence
A term applied to all cases of a disease, health condition, or deaths that exist at a
particular point in time relative to a specific population from which the cases are derived:
- ANSWER-point prevalence
__________ refers to the number of deaths due to a disease that occur among persons
who are afflicted with that disease. - ANSWER-case fatality rate
__________ refers to the systematic and continuous gathering of information about the
occurrence of diseases and other health phenomena. - ANSWER-Public health
surveillance
Which of the following does NOT represent a nationally notifiable infectious disease? -
ANSWER-Strep throat
_______ is operated by the National Cancer Institute and is a source of cancer
incidence and survival data from population-based cancer registries. - ANSWER-SEER
program
The BRFSS is a state-based system of health surveys that collects information on
health risk factors, preventive health practices, and _____________. - ANSWER-
healthcare access
________ are a type of prevalence study that make a one-time assessment (similar to a
snapshot) of disease in a study group - ANSWER-cross-sectional studies
Descriptive epidemiology describes data according to person, place, and
______________: - ANSWER-time
The observation that employed populations tend to have a lower mortality rate than the
general population is termed: - ANSWER-healthy worker effect
Because a case-control study begins with the outcome of interest and looks back at
possible causes of the outcome, it is ______________ in nature. - ANSWER-
retrospective
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