Table 3. Methodological quality of papers included in this review.
| PEDro | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| Eligibility | + | + | + | + | − | + | + | + | + | + | + | + |
| Randomized allocation | + | + | − | + | − | + | + | − | − | + | − | − |
| Concealed allocation | + | + | − | + | − | + | + | − | − | − | − | − |
| Baseline similarity | + | + | + | + | − | + | + | + | + | + | + | − |
| Blinded subjects | + | − | − | − | − | − | + | − | − | − | − | + |
| Blinded therapists | − | − | − | − | − | − | − | − | − | − | − | − |
| Blinded assessors | − | − | − | − | − | + | − | − | − | − | − | − |
| Key outcomes | + | + | + | + | + | − | + | + | + | + | + | + |
| Comparison between groups | + | + | + | + | + | + | + | + | + | + | + | + |
| Point measures and measures of variability | + | + | + | + | + | + | + | + | + | + | + | + |