What is a systematic review?
A systematic review is a review of scientific studies on a specific topic. It uses a formal process to:
- Identify all relevant studies
- Assess their quality
- Summarize the evidence
Why do a systematic review?
Systematic reviews help make sense of large bodies of scientific literature by applying the scientific process to:
- Reduce bias in how conclusions are reached
- Improve the power and precision of results
- Summarize evidence about the effectiveness of particular approaches for addressing a public health problem
- Analyze generalizability of findings
- Identify knowledge gaps and need for additional research