“…One SR ( 12 ) focused on 3 outcomes: total effective rate, pain, and function. Five SRs ( 12 , 27 , 30 , 33 , 35 ) assessed the adverse effects of WA treatment of OA. Nine SRs ( 25 – 27 , 29 – 34 , 37 ) arrived at a clearly positive conclusion, four SRs ( 12 , 28 , 35 , 36 ) were neither positive nor negative, and one SR ( 38 ) drew a negative conclusion.…”