An investigator conducts a cross-sectional study of vitamin E intake and myopia (near-sightedness). What kind of measure of association is most appropriate to calculate? Select one: a. Odds ratio b. Prevalence rate ratio c. Rate ratio d. Risk ratio
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In this case, the investigator is conducting a cross-sectional study, which is a type of observational study that analyzes data collected at one specific point in time. Show more…
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