Randomized Controlled Trials (Experimental Studies)
ERIC at the UNC CH Department of Epidemiology Medical Center Randomized Controlled Trials (Experimental Studies) E R I C N O T E B O O K S E R I E S What are randomized trials? Randomized trials are epidemiological studies in which a direct comparison is made between two or more treatment groups, one of which serves as a control for the other.
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