As of January 6, 2025, there are 23 Republican trifectas, 17 Democratic trifectas, and 10 divided governments where neither party holds trifecta control. As of January 6, 2025, there are 25 Republican ...
The hierarchy of evidence in assessing the effectiveness of interventions or treatments is explained, and the gold standard for evaluating the effectiveness of interventions, the randomised controlled ...