PRISMA Item | Adequate | Partial | Inadequate. | |
---|---|---|---|---|
Title | Title | 8 | 0 | 0 |
Abstract | Structured summary | 0 | 6 | 2 |
Introduction | Rationale | 8 | 0 | 0 |
Objectives | 8 | 0 | 0 | |
Methods | Protocol and registration | 0 | 0 | 8 |
Eligibility criteria | 8 | 0 | 0 | |
Information sources | 8 | 0 | 0 | |
Search | 1 | 7 | 0 | |
Study selection | 1 | 7 | 0 | |
Data collection process | 8 | 0 | 0 | |
Data items | 0 | 0 | 8 | |
Risk of bias in individual studies | 2 | 2 | 4 | |
Summary measures | 8 | 0 | 0 | |
Synthesis of results | 8 | 0 | 0 | |
Risk of bias across studies | 2 | 2 | 4 | |
Additional analyses | 4 | 2 | 2 | |
Results | Study selection | 6 | 0 | 2 |
Study characteristics | 0 | 8 | 0 | |
Risk of bias within studies | 0 | 4 | 4 | |
Results of individual studies | 8 | 0 | 0 | |
Synthesis of results | 8 | 0 | 0 | |
Risk of bias across studies | 3 | 1 | 4 | |
Additional analysis | 1 | 0 | 7 | |
Discussion | Summary of evidence | 3 | 2 | 3 |
Limitations | 7 | 0 | 1 | |
Conclusions | 8 | 0 | 0 | |
Funding | Funding | 1 | 4 | 3 |