CRP and rheumatoid arthritis: The only disease activity measure sub-component significantly correlated with baseline GlycA at follow-up was CRP in the combined RA group (r = 0.27, P = 3.09E−04) and the adalimumab-only subgroup (r = 0.36, P = 9.00E−04), (Supplementary Tables S18–S20, available at Rheumatology online, Fig. 1).