|
Characteristics of the two rheumatoid arthritis patient populations |
||
| Population |
Early disease |
Established disease |
|
|
||
| Number |
103 |
151 |
| Male/Female (n) |
44/59 |
63/88 |
| Age (years; mean ± SD) |
55.0 ± 13.4 |
60.2 ± 11.1 |
| Age at onset (years; mean ± SD) |
54.3 ± 13.4 |
46.6 ± 12.1 |
| Disease duration (years; mean ± SD) |
0.7 ± 0.5 |
13.7 ± 6.3 |
| Rheumatoid factor ever positive (%) |
52/92 (56.5) |
86/126 (68.3) |
| Nodule positive (%) |
4/102 (3.9) |
28/150 (18.7) |
|
SD, standard deviation. | ||
Glossop et al. Arthritis Research & Therapy 2005 7:R1227 doi:10.1186/ar1816 |
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