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Descriptions of each major types of epidemiologic study: - randomized controlled trial, - cohort, - case-control Strengths for 2...

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Medical Sciences

Descriptions of each major types of epidemiologic study:

- randomized controlled trial,

- cohort,

- case-control

Strengths for 2 Strengths

weaknesses 2 weaknesses

Answer & Explanation Solved by verified expert
4.1 Ratings (690 Votes)
Randomized controlled trial It is a clinical trial in which persons are randomly assigned to exposure or treatment groups In this study we compare two or more groups of people One of the group called a participant or subject group receive a new treatment and other group called control group receive the current standard treatment existing treatment no treatment or a placebo Strength 1 Randomized controlled clinical trials RCTs are considered most reliable for ascertaining the efficacy and safety of a treatment It    See Answer
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