Sample size for cohort studies in pharma
โ
A. D. McMahon; T. M. MacDonald
๐
Article
๐
1997
๐
John Wiley and Sons
๐
English
โ 113 KB
๐ 2 views
Object ร Cohort studies in pharmacoepidemiology can result in a unique type of study, where subjects have complex types of exposure to drugs (with periods of non-exposure as well). The object of this paper is to explain how to calculate the sample size of such a study. Method ร It is assumed that a