Author year | Sampling (max score 4) | Measurement (max score 8) | Reporting (max score 8) | Total score | Quality | ||||
---|---|---|---|---|---|---|---|---|---|
 | Generalisability | Sample size | Psychometric properties of scale | Scale administration | Description of analysis | Reporting of regression analysis | Adjustment of confounders | Maximum score = 20 |  |
(Abebe et al., 2019) | 1 | 2 | 1 | 3 | 1 | 3 | 1 | 12 | Medium |
(Dow et al., 2016) | 1 | 2 | 1 | 2 | 1 | 1 | 0 | 8 | Low |
(Earnshaw et al., 2018) | 1 | 1 | 0 | 1 | 2 | 3 | 1 | 9 | Low |
(Gaitho et al., 2018) | 1 | 1 | 0 | 1 | 1 | 4 | 2 | 10 | High |
(Gentz et al., 2017) | 1 | 0 | 1 | 2 | 0 | 1 | 2 | 7 | Low |
(Kim et al., 2015) | 1 | 2 | 3 | 2 | 2 | 3 | 2 | 15 | Medium |
(Mbalinda et al., 2015) | 1 | 2 | 2 | 1 | 1 | 3 | 2 | 12 | Medium |
(Mutumba et al., 2017) | 1 | 2 | 2 | 2 | 1 | 3 | 1 | 12 | Medium |
(Okawa et al., 2018) | 1 | 2 | 1 | 0 | 1 | 1 | 1 | 7 | Low |
(Woollett et al., 2017) | 1 | 2 | 1 | 1 | 0 | 0 | 0 | 5 | Low |