Primary outcomes used in PMR and GCA RCTs and time points of their assessment. AEs: adverse events; BMC: bone mineral content; BMD: bone mineral density; GC: glucocorticoids; N: number; PMR-AS: PMR activity score; pts: patients; T: time; W: week; Δ, change in. * Clinical efficacy was defined as (reduction of limb gridle pain, morning stiffness, ESR, CRP, fibrinogen, steroid dosage) at W2, 4, 6 and 12. Each reference is inserted as an exponential number