“…RA was the most common diagnosis [ 34 , 35 , 37 – 40 , 42 – 48 , 50 , 51 ] [ 33 , 49 ], with participants usually recruited from outpatient clinics [ 31 , 35 , 36 , 38 , 40 , 41 , 43 – 45 , 48 – 50 ]. Nine quantitative studies used questionnaires [ 31 , 33 , 37 , 38 , 40 , 44 , 46 , 47 , 51 ], while 11 qualitative studies used interviews [ 34 – 36 , 39 , 41 , 42 , 45 , 48 – 50 ] or focus groups [ 43 ]. Of the qualitative studies, six were assessed as low risk of bias [ 34 , 42 , 45 , 48 – 50 ] and five at moderate risk of bias [ 35 , 36 , 39 , 41 , 43 ] (Supplementary Material Table S1 ).…”