Table 2.

PEDro critical appraisal score

	Elwatidy et al. [18]	Farrokhi et al. [19]	Neilipovitz et al. [20]	Sethna et al. [21]	Tsutsumimoto et al. [22]	Wong et al. [23]
Eligibility criteria	1	1	1	1	1	1
Random allocation	0	1	1	1	0	1
Concealed allocation	1	1	1	0	0	1
Baseline comparability	1	1	1	1	1	1
Blind subject	1	1	1	0	0	1
Blind clinician	1	1	1	0	0	1
Blind assessor	1	1	1	0	1	1
Adequate follow-up	1	0	1	1	1	1
Intention-to treat analysis	0	1	1	1	1	0
Between-group analysis	1	1	1	1	1	1
Point estimates and variability	1	1	1	1	1	1
Total score	9	10	11	7	7	10