Table 2. Assessment of the methodology using the PEDro Scale*.
| Criterion | Baum K et al. 200715) |
Lee K et al. 201316) |
del Pozo-Cruz J et al. 201317) |
del Pozo-Cruz B et al. 201418) |
Kordi Yoosefinejad A et al. 201519) |
|---|---|---|---|---|---|
| Eligibility criteria | No | Yes | Yes | Yes | Yes |
| Random allocation | 1 | 1 | 1 | 1 | 1 |
| Concealed allocation | 0 | 0 | 0 | 0 | 1 |
| Baseline comparability | 1 | 1 | 1 | 1 | 1 |
| Blind subjects | 0 | 0 | 0 | 0 | 0 |
| Blind therapists | 0 | 0 | 0 | 0 | 0 |
| Blind assessors | 0 | 1 | 0 | 1 | 0 |
| Adequate follow-up | 0 | 1 | 0 | 0 | 0 |
| Intention-to-treat analysis | 0 | 0 | 0 | 0 | 0 |
| Between group comparisons | 1 | 1 | 1 | 1 | 1 |
| Point estimates and variability | 1 | 1 | 1 | 1 | 1 |
| Total scores | 4 | 6 | 4 | 5 | 5 |
*The PEDro scores were taken from the PEDro website