Table 1: Patient characteristics. Data given as mean (range), except where noted.
Patient group |
Total |
RA (ACPA+/RF+) |
RA (ACPA-/RF+) |
RA (ACPA-/RF-) |
SpA |
n (M/W) |
193 (60/133) |
56 (18/38) |
39 (9/30) |
56 (17/39) |
42 (16/26) |
Age |
59 (28-86) |
61 (37-79) |
66 (32-86) |
62 (37-84) |
49 (26-70) |
Disease Duration |
13 (0-54) |
14 (0-31) |
17 (1-54) |
10 (0-49) |
9 (0-31) |