Pragmatic and Group-Randomized Trials in Public Health and Medicine

Questions about this course?

Email GRT@mail.nih.gov

A 7-part online course to help researchers design and analyze group-randomized trials (GRTs). It includes video presentations, slide sets, suggested reading materials, guided activities, and a list of course references (PDF).

Course Videos 

Considering a trial involving groups or clusters? 

Check out NIH's Research Methods Resources website.

Related Materials 

For more information about GRTs, view these videos from our Methods: Mind the Gap webinar series and Director, Dr. David M. Murray.