Table 1.
Quality assessment.
| PEDro Scale | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | Total | |
| Mollinedo-Cardalda et al., 2018 [22] | Y* | Y | N | Y | N | N | N | N | N | Y | Y | 4/10 | |
| Bakhshayesh et al., 2017 [23] | Y* | Y | N | Y | N | N | N | Y | N | Y | Y | 5/10 | |
| Daneshmandi et al., 2017 [24] | Y* | Y | N | Y | N | N | N | Y | N | Y | Y | 5/10 | |
| Pandya et al., 2017 [25] | Y* | N | N | Y | N | N | N | Y | Y | Y | Y | 5/10 | |
| NIH Pre-Post Tool | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | Total |
| Do Carmo et al., 2018 [26] | Y | Y | Y | NR | N | Y | Y | NR | Y | N | N | * NA | 6/11 |
| Cancela et al., 2018 [27] | Y | Y | Y | Y | N | Y | Y | N | Y | Y | N | * NA | 8/11 |
| Hartmann et al., 2014 [28] | Y | Y | Y | NR | N | Y | Y | NR | Y | Y | N | * NA | 7/11 |
| Johnson et al., 2013 [29] | Y | Y | Y | NR | N | Y | Y | NR | Y | Y | N | * NA | 7/11 |
Note. Y, yes; N, no; NA, not applicable; NR, not reported. * Not included in total score.