Table 1.
Risk of bias according to the PEDro Scale.
| Study | Response to Each Item Level of Evidence | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | Total Score | |
| Cecchini et al., 2019 | Y | N | Y | Y | Y | N | N | Y | Y | Y | Y | 7 |
| Fernández-Argüelles and González-González de Mesa, 2018 | N | N | N | N | Y | N | N | Y | Y | Y | N | 4 |
| Navarro-Patón et al., 2017 | Y | N | N | Y | Y | N | N | Y | Y | Y | N | 5 |
| Fernández-Río et al., 2017 | Y | N | Y | Y | Y | N | N | Y | Y | Y | Y | 7 |
| Fernández-Río et al., 2014 | Y | N | Y | N | Y | N | N | Y | Y | Y | Y | 6 |
Y: criterion fulfilled; N: criterion not fulfilled; 1: eligibility criteria were defined; 2: the participants were randomly distributed to groups; 3: the assigned was concealed; 4: the groups were similar before the intervention (at baseline); 5: all participants were blinded; 6: therapists (teachers) who conducted the intervention were blinded; 7: there was blinding of all evaluators; 8: the measures of at least one of the fundamental outcomes were attained from more than 85% of the participants initially; 9:” intention to treat” analysis was conducted on all participants who received the control condition or treatment as assigned; 10: the findings of statistical comparisons between groups were reported for at least one fundamental outcome; 11: the study gives variability and punctual measures for at least one fundamental outcome; total score: each satisfied item (except the first) adds 1 point to the total score.