Table I. —Summary of PEDro score.^25-51.

Inclusion study	1	2	3	4	5	6	7	8	9	10	11	Total
Alingh 28	√	√	√	√			√	√	√	√	√	8
Wright 29	√	√	√	√			√	√	√	√	√	8
Husemann 35	√	√	√	√			√	√	√	√	√	8
Bang 36	√	√	√	√		√	√	√	√	√	√	9
Miyagawa 41	√	√	√	√				√	√	√	√	7
Yu 48	√	√	√	√			√	√	√	√	√	8
Louie 38	√	√	√	√			√	√	√	√	√	8
Li 32	√			√			√	√	√	√	√	6
Meng 30	√	√	√	√			√	√	√	√	√	8
Watanabe 42	√	√	√	√	√	√	√	√	√	√	√	10
Watanabe 34	√			√	√	√	√	√	√	√	√	8
Zhang 50	√	√	√	√			√	√	√	√	√	8
Lee 51	√	√	√	√				√	√	√	√	7
Yoo 26	√	√		√				√	√	√	√	6
Aprile 40	√			√				√	√	√	√	5
Hidler 43	√	√		√				√	√	√	√	6
Chua 37	√	√	√	√			√	√	√	√	√	8
Westlake 45	√	√	√	√			√	√	√	√	√	8
Lewek 25	√	√	√	√				√	√	√	√	7
Van Nunen 46	√	√	√	√			√	√	√	√	√	8
Pohl 47	√	√	√	√			√	√	√	√	√	8
Tanaka 31	√	√		√				√	√	√	√	6
Bizovičar 44	√	√		√				√	√	√	√	6
Mustafaoglu 27	√	√		√			√	√	√	√	√	7
Pournajaf 49	√			√			√	√	√	√	√	6
Tanaka 33	√			√				√	√	√	√	5
Nam39	√	√	√	√			√	√	√	√	√	8

1: eligibility criteria; 2: randomly allocated; 3: assigning concealment; 4: similar at baseline; 5: blinding of all subjects; 6: blinding of all therapists; 7: blinding of all assessors; 8: measures of at least one key outcome; 9: intention to treat; 10: comparison between groups; 11: point measures and measures of variability.