From: A proteomic analysis of serum-derived exosomes in rheumatoid arthritis
 | Active RA (n = 12) | Inactive RA (n = 11) | p Value (aRA vs. iRA) | OA (n = 10) | HL (n = 10) |
---|---|---|---|---|---|
Age (years), mean (range) | 62.2 (31 to 79) | 63.4 (41 to 80) | 0.85 | 62.5 (41 to 74) | 60.5 (41 to 82) |
Sex, male/female | 2/10 | 3/8 | 0.93 | 1/9 | 2/8 |
Disease duration (years), mean (range) | 5.6 (0.25 to 20) | 10.9 (0.25 to 38) | 0.22 | (−) | (−) |
ESR (mm/h), mean (range) | 56.3 (16 to 100) | 21.0 (2 to 41) | < 0.01 | (−) | (−) |
CRP (mg/L), mean (range) | 3.19 (0.07 to 7.16) | 0.14 (0.02 to 0.33) | < 0.01 | (−) | (−) |
MMP-3 (ng/mL), mean (range) | 252.0 (18.8 to 602.4) | 52.7 (10 to 121.5) | < 0.01 | (−) | (−) |
SJC, mean (range) | 3.7 (1 to 8) | 0 | < 0.01 | (−) | (−) |
TJC, mean (range) | 6.3 (0 to 17) | 0.8 (0 to 3) | < 0.01 | (−) | (−) |
RF positive (%) | 83.3 | 72.7 | 0.56 | (−) | (−) |
ACPA positive (%) | 90.0 | 77.8 | 0.49 | (−) | (−) |
DAS28-ESR, mean (range) | 4.80 (4.21 to 5.72) | 2.33 (0.51 to 3.02) | < 0.01 | (−) | (−) |
DAS28-CRP, mean (range) | 3.84 (3.10 to 4.64) | 1.49 (0.98 to 2.2) | < 0.01 | (−) | (−) |
Medication | |||||
 DMARDs (%) | 75.0 | 90.9 | 0.34 | (−) | (−) |
 Methotrexate (%) | 50.0 | 81.8 | 0.11 | (−) | (−) |
 Biologics (%) | 8.0 | 18.1 | 0.51 | (−) | (−) |
 Prednisolone (%) | 41.7 | 0 | 0.01 | (−) | (−) |