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CPH Exam - April 17th - SAMPLE QUESTIONS from NBPHE LATEST QUESTIONS AND CORRECT ANSWERS
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CPH Exam - April 17th - SAMPLE QUESTIONS from NBPHE LATEST QUESTIONS AND CORRECT ANSWERS
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CPH Exam - April 17th - SAMPLE QUESTIONSfrom NBPHE
1) Of 100 people sampled from a population with the disease, the test will correctly detect 95
individuals as positive for the disease - ANS-The sensitivity of a particular screening test for a
disease is 95%, and the specificity is 90%. Which of the following statements is correct?
1) Of 100 people sampled from a population with the disease, the test will correctly detect 95
individuals as positive for the disease
2) Of 100 people sampled from a population with the disease, the test will correctly detect 90
individuals as positive for the disease
3) If a person tests positive, the probability of having the disease is 0.95
4) If a person tests positive, the probability of having the disease is 0.90
2) Host, agent and environment - ANS-The epidemiologic triangle (triad) describes the
occurrence of disease as an interaction between what three factors?
1) Person, place and time
2) Host, agent and environment
3) Person, environment and immunity
4) Host, agent and exposure
3) -0.9 - ANS-Which of the following estimates of an odds ratio most strongly suggests a
computational error?
1) 7.8
2) 1.2
3) -0.9
4) 20.9
3) Case-control - ANS-Which of the following best describes a study where exposure histories is
collected from a group of persons with a specific disease and from a comparison group to
determine the relative frequency of an exposure?
1) Clinical trial
2) Randomized controlled trial
3) Case-control
4) Cohort
3) Product, price, place, and promotion - ANS-The four P's of public health marketing services
include:
1) Product, promotion, prestige, and planning
2) Product, place, promotion, and pragmatism
3) Product, price, place, and promotion
4) Product, price, precision, and promotion
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