1 “.... LIMITATIONS AND SUBPOPULATION CONSIDERATIONS: Findings were limited by lack of full blinding of participants...”

2 “...: The study was a cluster randomized, single-blind intervention trial that compared the effects on function...”

3 “... savings, were patient-reported and unblinded (except for the 12-month blindly rated change...”

4 “... was similar, and (4) studies were double-blinded randomized controlled trials of low or medium risk of bias...”

5 “... was similar, and (4) studies were double-blinded randomized controlled trials of low or medium risk of bias...”

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