Risk of bias assessment of the included studies by the PEDro score
| Study | 1. Random allocation | 2. Concealed allocation | 3. Baseline comparability | 4. Blinding subject | 5. Blinding therapist | 6. Blinding assessor | 7. Outcome data >85% | 8. Intention to treat | 9. Between-group results | 10. Point measures/measures of variability | PEDro total score |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Başkurt et al26 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 6 |
| Hsu et al27 | 1 | 0 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 7 |
| Miller et al28 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 6 |
| Struyf et al29 | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 8 |
1=Yes; 0=No.