Table 3.

PEDro Scores of the Reviewed Studies

PEDro Scalea	Hewett et al3b	Soderman et al25	Heidt et al39	Myklebust et al26b	Steffen et al32	Kiani et al33b
1. Eligibility criteria specified	Not scored	Not scored	Not scored	Not scored	Not scored	Not scored
2. Random allocation of participants	No	Yes	Yes	No	Yes	No
3. Allocation concealed	No	No	No	No	Yes	No
4. Similar groups at baseline	No	Yes	No	No	No	Yes
5. Blinding of participants	No	No	No	No	No	No
6. Blinding of intervention providers	No	No	No	No	No	No
7. Blinding of outcome assessors	No	No	Yes	Yes	Yes	Yes
8. Outcomes obtained from 85% of   participants	Yes	No	Yes	Yes	Yes	No
9. Use of intent-to-treat analysis if   protocol violated	Yes	No	Yes	Yes	Yes	No
10. Between-groups statistical   comparison	Yes	Yes	Yes	Yes	Yes	Yes
11. Point measures and measures of   variability	No	Yes	No	Yes	Yes	Yes
Total scores	3	4	5	5	7	4

Abbreviation: PEDro, Physiotherapy Evidence Database.

^aThe PEDro scale is optimized for evaluation of randomized control trials, thus the PEDro assessment score for the nonrandomized control should be interpreted with caution.

^bIndicates study was not a randomized trial.