CLEC5A and adult-onset Still disease: As shown in Figures 1(c) and 1(d), significantly higher percentages and MFI of CLEC5A-expressing monocytes were observed in AOSD patients (median 62.1%, interquartile range (IQR) 53.4-70.8%; 3.20, IQR 2.15-4.10; respectively) compared with those in HC (17.0%, IQR 10.0-23.7%; 0.65, IQR 0.49-1.03; respectively, both p < 0.001, Figures 1(c) and 1(d)).