Table 3.
Risk of bias assessment for included studies.
| Randomization process | Deviations from intended interventions | Missing outcome data | Measurement of the outcome | Selection of the reported result | Overall | ||||
| Du Sert et al. (2018) |
|
|
|
|
|
|
|||
| Freeman et al. (2016) |
|
|
|
|
|
|
|||
| La Paglia et al. (2013) |
|
|
|
|
|
|
Legend: | ||
| La Paglia et al. (2016) |
|
|
|
|
|
|
|
Low risk | |
| Park et al. (2011) |
|
|
|
|
|
|
|
Some concerns | |
| Pot-Kolder et al. (2018) |
|
|
|
|
|
|
|
High risk |