Table 3. Quality assessment of the included studies (PEDro scale).
| Parameters | Studies | |||
| Heger M et al.[16] | Kaszkin-Bettag M et al.[17] | Hasper I et al.[18] | Thiemann E et al.[19] | |
|
The scale categorizes the included studies into three categories: high quality (≥ 8 points), moderate quality (4–7 points), and low quality (≤ 3 points). Abbreviation: PEDro, Physiotherapy Evidence Database. | ||||
| Eligibility criteria | 1 | 1 | 1 | 0 |
| Random allocation | 1 | 1 | 1 | 1 |
| Concealed allocation | 1 | 0 | 0 | 0 |
| Groups similar | 1 | 1 | 1 | 1 |
| Subject blinding | 1 | 1 | 1 | 1 |
| Therapist blinding | 1 | 1 | 1 | 1 |
| Assessor blinding | 1 | 1 | 1 | 1 |
| Less than 15% of dropouts | 0 | 1 | 0 | 0 |
| Intention-to-treat | 1 | 1 | 1 | 1 |
| Between-group statistical evaluation | 1 | 1 | 1 | 1 |
| Point measures | 1 | 1 | 1 | 1 |
| Overall score | 10 | 10 | 9 | 8 |