“…We assessed eight RCTs (25%) to be at overall low RoB [ 39 , 46 , 49 , 53 , 54 , 58 , 61 , 68 ], eleven RCTs (34%) to be at unclear RoB [ 40 , 42 , 48 , 50–52 , 56 , 57 , 59 , 64 , 70 ] and thirteen (41%) RCTs to be at high RoB [ 41 , 43–45 , 47 , 55 , 60 , 62 , 63 , 65–67 , 69 ] ( Supplementary Table S2 , availale at Rheumatology online).…”