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HPEX 358 Final Exam Questions And Answers
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HPEX 358 Final Exam Questions And Answers
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HPEX 358 Final Exam Questions And Answers_____ should be correctly diagnosed with Susser Syndrome and
have been members of the Superfit Fitness Center for at least 6
months in the last two years.Eligibility criteria for cases Correct
Answer Eligibility criteria for cases
__________ should be members of the Superfit Center for at
least 6 months in the last 2 years and not be diagnosed with
Susser Syndrome at the time of data collection. Correct Answer
Eligibility criteria for controls
"...Television provides adolescents with role models, including
movie and television stars and athletes, who portray smoking as
a personally and socially rewarding behavior." Correct Answer
Biological plausibility
"A similar association between television viewing and the onset
of alcohol use has been reported..." Correct Answer Analogy
"in this study, television viewing was measured 2 years before
smoking initiation." Correct Answer Temporality
"The association was substantial, with youth who watched <5
hours per day being 5.99 times as likely to initiate smoking than
youth who watched 0 to 2 hours per day." Correct Answer
Strength of association
"The findings are consistent with social learning theory."
Correct Answer Coherence
, "We examined the relationship between television viewing and
initiation of smoking and found a strong dose-response
relationship with increasing hours." Correct Answer Dose-
response
A distortion of the association between an exposure and an
outcome that occurs when the study groups differ with respect to
other factors that influence the outcome. This type of bias can be
adjusted for in the analysis. Correct Answer Confounding
A drug company maintains that a new drug G for a certain
disease has a 30% cure rate as compared with drug H, which has
only a 15% cure rate. You are asked to design a clinical trial
comparing drugs G and H. Using the table above, estimate the
number of patients needed in each therapy group to detect such a
difference with alpha = 0.05, two-sided, and beta = 0.20.
Correct Answer 120
A flaw in measuring exposure or outcome data that result in
different quality (accuracy) of information between comparison
groups. Correct Answer Observation/Information Bias
A randomized trial comparing the efficacy of two drugs showed
a difference between the two (with a Pvalue < 0.05). Assume
that in reality, however, the two drugs do not differ. This is
therefore an example of... Correct Answer Type I error
A result that is incorrect due to bias is: Correct Answer
Systematic error
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