Table 1.
Methodological quality of the included studies assessed with the PEDro scale.
| PEDro* | Abe, 2010 | Park, 2010 | Keramidas, 2012 | de Oliveira, 2016 | Paton, 2017 | Esparza, 2017 | Amani, 2018 |
|---|---|---|---|---|---|---|---|
| Eligibility criteria | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Randomized allocation | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Concealed allocation | No | No | No | No | No | No | No |
| Groups similar at baseline | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Blind subjects | No | No | No | No | No | No | No |
| Blind therapists | No | No | No | No | No | No | No |
| Blind assessors | No | No | No | No | No | No | No |
| Measure of one key outcome obtained from > 85% initial subjects | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Intention-to-treat | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Between-group comparisons | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Point measures and measures of variability | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| TOTAL | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
*
Eligibility criteria is not used to calculate the PEDro score.