Selection of the primary end point in an observational cohort study
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Any study exploring specific research questions requires to test well-defined hypotheses that efficiently translate these questions into measurable quantities. To attribute differences in outcomes between two or more groups to their respective different exposure levels, the flagship comparative approach is the randomised clinical trial (RCT).
CitationGomez, G., Plana, O., Dafni, U. Selection of the primary end point in an observational cohort study. "Journal of epidemiology and community health", 12 Abril 2016, vol. 70, núm. 10, p. 1-4.