From: Systematic review of methods for individual patient data meta- analysis with binary outcomes
Reason | N (%) |
---|---|
To perform subgroup analyses | 13 (50%) |
To improve consistency across studies (in terms of inclusion criteria, outcome definition, etc.) | 4 (15%) |
To consider other outcomes | 4 (15%) |
To adjust for confounding variables | 1 (4%) |
To estimate diagnostic accuracy | 5 (19%) |
To identify predictors of an outcome | 2 (8%) |
Unclear | 6 (23%) |