Stepped-Wedge Cluster-Randomized Trial

**Semantic type:** Research Activity

**Definition:** A trial in which groups are randomly assigned to a treatment or control arm and then are sequentially crossed over to another arm until each group moves through all arms of the trial.

**Synonyms:** - Stepped Wedge Cluster Randomized Trial - Stepped Wedge Group Randomized Trial - Stepped-Wedge Cluster-Randomized Trial (or Stepped-Wedge Group-Randomized Trial) - Stepped-Wedge Group-Randomized Trial