Table 3.

Physiotherapy Evidence Database (PEDro) scores of the studies.

References	Randomized assignation	Concealed allocation	Group homogeneity	Participant blinding	Therapist blinding	Assessor binding	Dropout/15%	Intention-to-treat	Group comparisons	Point and variability measures	PEDro score (0–10)
Chen et al. (36)	Yes	No	Yes	Yes	No	Yes	Yes	Yes	Yes	Yes	8
Franca et al. (37)a	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	10
Kim et al. (38)	Yes	No	Yes	Yes	Yes	Yes	No	Yes	Yes	Yes	8
Manor et al. (39)	Yes	No	Yes	Yes	No	Yes	Yes	Yes	Yes	Yes	8
Shiga (40)	No	No	Yes	Yes	Yes	No	No	Yes	Yes	Yes	6
Song et al. (41)	Yes	No	Yes	Yes	No	Yes	Yes	Yes	Yes	Yes	8
Sikandar et al. (42)	Yes	No	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	9
Zhou et al. (43)	Yes	No	Yes	Yes	Yes	No	Yes	Yes	Yes	Yes	8

Yes, scored zone point for PEDro score; No, not scored.

^aCross-over trail.