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Variations of mixed methods reviews approaches: A case study.
Quan Nha Hong1, Rebecca Rees1, Katy Sutcliffe1
1EPPI-Centre, UCL Social Research Institute, University College London, London, UK.
Research Synthesis Methods
|July 19, 2020
Summary
Mixed methods reviews are complex, but this study details diverse approaches and reasons for their use. Analyzing 30 reviews reveals variations in questions, evidence, synthesis, and integration strategies for better research insights.
Area of Science:
- Health Services Research
- Systematic Review Methodology
Background:
- Conducting mixed methods reviews presents significant challenges.
- Understanding the diversity in approaches is crucial for effective research synthesis.
Purpose of the Study:
- To describe rationales and approaches for mixed methods reviews.
- To focus on the mixed methods review process within a specific research group.
Main Methods:
- A case study methodology was employed.
- Document analysis of 30 mixed methods reviews from the Department of Health and Social Care Reviews Facility in England.
Main Results:
- Five key dimensions of variation were identified: review questions, evidence types/sources, reasons for mixed methods, synthesis methods/designs, and integration strategies.
- Reviews addressed stakeholder views, intervention processes, and effectiveness, with purposes including comparison, feature identification, effect quantification, and recommendations.
- Twelve distinct reasons for employing mixed methods reviews were documented, highlighting benefits like completeness, credibility, and enhanced understanding.
Conclusions:
- Mixed methods reviews exhibit considerable diversity in their design and execution.
- Insights into this diversity can inform and inspire future mixed methods review conduct.
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