Table 1 Quality appraisal of included papers
1. Clear statement of aims? | 2. Appropriate methodology? | 3. Research design appropriate? | 4. Recruitment strategy appropriate | 5. Data collection address the research issue? | 6. Relationship between researcher and participant? | 7. Ethical issues taken into consideration? | 8. Data Analysis sufficiently rigorous? | 9. Is there a clear statement of findings? | 10. Value of the research | |
|---|---|---|---|---|---|---|---|---|---|---|
Bendixen et al. [33] | Y | Y | Y | Y | Y | N | Y | CNT | CNT | Y |
Carroll et al. [7] | Y | Y | Y | Y | Y | N | Y | CNT | CNT | Y |
Gaasterland et al. [42] | Y | Y | N | N | CNT | Y | CNT | CNT | CNT | Y |
Gaasterland et al. [43] | Y | CNT | Y | Y | Y | N | Y | CNT | CNT | Y |
Gengler [35] | Y | Y | Y | Y | Y | Y | CNT | .Y | Y | Y |
Kesselheim et al. [36] | Y | Y | Y | Y | CNT | N | CNT | CNT | Y | Y |
Lopes et al. [44] | Y | Y | Y | N | N | N | Y | N | N | Y |
Li et al. [45] | Y | Y | Y | N | N | N | Y | N | N | Y |
Menon et al. [38] | Y | Y | Y | Y | Y | N | Y | N | CNT | Y |
Peay et al. [37] | Y | Y | Y | Y | Y | N | CNT | N | CNT | Y |
Tingley et al. [39] | Y | Y | Y | CNT | Y | N | Y | Y | Y | Y |
Tingley et al. [40] | Y | Y | Y | CNT | Y | N | Y | Y | Y | Y |
Young et al. [41] | Y | Y | Y | CNT | Y | N | Y | Y | CNT | Y |