Umbrella review

How it is used

Account for overlap when reviews include the same primary studies.

Example sentences

1. The umbrella review compared twelve reviews of school-based interventions.

   Existing reviews are the included units of evidence.

2. Our umbrella review found the same trial in several included reviews.

   Repeated inclusion can make evidence look more extensive.

Common collocations

• conduct an umbrella review
• umbrella review findings

Related terms

• systematic reviewA review that uses a clear, pre-planned and repeatable method to find, select and evaluate all relevant studies on a specific question.
• review articlean academic article that summarizes, compares, and evaluates published studies on a topic instead of reporting one new experiment

More terms: Literature Review

• literature review
• literature
• research gap
• theoretical framework
• seminal
• synthesize
• draw on
• build on
• primary source
• secondary source
• database
• meta-analysis