Lynn Shaffer's Research Essentials
The essentials for interpreting research and statistics
What It Is A separate randomization sequence (allocation, list) is generated for each subgroup of participants to be enrolled in a clinical trial. Why It’s Important Since it’s a chance procedure, simple randomization may still produce study groups that are not balanced or equivalent with respect to a key factor that affects the outcome. When…
Scroll down to the bottom of this post for the essentials. At last we come to a trial which was published within the last year (October 2019), in the American Journal of Perinatology. The present trial, which I’ll refer to as the “confirmatory trial,” was meant to confirm the results of the Meis trial (see…