The gold-standard study design to evaluate the effects of medical treatment is the randomized trial. Assignment to treatment groups is a random process, and baseline differences in prognostic factors are due to chance. Consequently, at baseline, both groups are expected to be statistically
No takes yet. Share an insight, caveat, or question.
Groenwold et al. (2014) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: