Study Type | Criteria | Number of Articles | |||
---|---|---|---|---|---|
 |  | Present | Absent | Not mentioned | Not applicable |
Qualitative (n = 35) | 1.1 Relevant source of data | 35 | 0 | 0 | 0 |
 | 1.2 Relevant methods of analysis | 33 | 0 | 2 | 0 |
 | 1.3 Context | 31 | 3 | 1 | 0 |
 | 1.4 Reflexivity | 14 | 18 | 3 | 0 |
Quantitative randomised (n = 1) | 2.1 Randomisation | 1 | 0 | 0 | 0 |
 | 2.2 Blinding | 1 | 0 | 0 | 0 |
 | 2.3 Complete outcome data | 0 | 1 | 0 | 0 |
 | 2.4 Dropout rate | 0 | 1 | 0 | 0 |
Quantitative non-randomised (n = 16) | 3.1 Selection bias minimised | 15 | 1 | 0 | 0 |
 | 3.2 Appropriate measurements | 15 | 0 | 1 | 0 |
 | 3.3 Comparable groups | 11 | 0 | 1 | 4 |
 | 3.4 Complete outcome data/acceptable response rate | 7 | 3 | 6 | 0 |
Quantitative descriptive (n = 38) | 4.1 Sampling strategy | 37 | 0 | 1 | 0 |
 | 4.2 Representativeness | 24 | 9 | 5 | 0 |
 | 4.3 Appropriate measurements | 38 | 0 | 0 | 0 |
 | 4.4 Acceptable response Rate | 10 | 14 | 12 | 2 |
Mixed methods (n = 4) | 5.1 Justification of design | 4 | 0 | 0 | 0 |
 | 5.2 Data integration | 1 | 0 | 2 | 1 |
 | 5.3 Limitations of integration | 1 | 1 | 1 | 1 |