Table 2.

Scoring Criteria for Methodological Rigor

1	Randomization
2	Inclusion and exclusion criteria were listed for subjects
3	Similarity of groups at baseline
4	The treatment protocol was sufficiently described to be replicable
5	Reliability of data obtained with the outcome measures was investigated
6	Validity data obtained with the outcome measures was addressed
7	Blinding of patient, and/or treatment provider, and/or assessor was performed (if possible and appropriate)
8	Dropouts were reported
9	Long-term (6 month or greater) results were addressed via follow-up
10	Adherence to home programs was investigated (if included in the intervention)