PH INTRO TO EPIDEMIOLOGY
QUESTIONS WITH ACCURATE
ANSWERS
correct answer **Conducting Studies
Studies are conducted in an attempt to discover associations between an
exposure or risk factor and a health outcome
To test hypotheses, three study designs are commonly used, including the cross-
sectional, cohort, or case-control approach.
correct answer **Descriptive and Analytic Epidemiology
Descriptive
epidemiology (WHEN, WHERE< WHO)
When was the
population affected?
Where was the population affected?
Who was affected?
Analytic
epidemiology (HOW AND WHY)
, How was the
population affected?
Why was the
population affected?
correct answer **Epidemiology Key Terms
epidemic or outbreak: disease occurrence among a population that is in excess of
what is expected in a given time and place.
cluster: group of cases in a specific time and place that might be more than
expected.
endemic: disease or condition present among a population at all times.
pandemic: a disease or condition that spreads across regions.
rate: number of cases occurring during a specific period; always dependent on the
size of the population during that period.
correct answer **Investigating an Outbreak
Ten steps are involved in outbreak investigations, including
establishing the existence of an outbreak
QUESTIONS WITH ACCURATE
ANSWERS
correct answer **Conducting Studies
Studies are conducted in an attempt to discover associations between an
exposure or risk factor and a health outcome
To test hypotheses, three study designs are commonly used, including the cross-
sectional, cohort, or case-control approach.
correct answer **Descriptive and Analytic Epidemiology
Descriptive
epidemiology (WHEN, WHERE< WHO)
When was the
population affected?
Where was the population affected?
Who was affected?
Analytic
epidemiology (HOW AND WHY)
, How was the
population affected?
Why was the
population affected?
correct answer **Epidemiology Key Terms
epidemic or outbreak: disease occurrence among a population that is in excess of
what is expected in a given time and place.
cluster: group of cases in a specific time and place that might be more than
expected.
endemic: disease or condition present among a population at all times.
pandemic: a disease or condition that spreads across regions.
rate: number of cases occurring during a specific period; always dependent on the
size of the population during that period.
correct answer **Investigating an Outbreak
Ten steps are involved in outbreak investigations, including
establishing the existence of an outbreak
