From: Association of circulating levels of MMP-8 with mortality from respiratory disease in patients with rheumatoid arthritis
Number
487
Male/female
194/293
Age (SD)*
58.3 (12.5)
Age of onset (SD)*
48.9 (13.0)
Duration, years (SD)*
9.4 (8.3)
Rheumatoid factor positive (%)
283 (58.1)
Nodules (%)
84 (17.2)
Erosive (%)
405 (83.2)
HAQ (IQR)
1.625 (1.0, 2.125)