Table 1 |
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|
Rheumatoid arthritis patients with active or stable, well controlled disease and control individuals |
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|
Parameter |
Controls |
Active RA |
OA |
RA in remission |
|
|
||||
|
n |
34 |
28 |
12 |
36 |
|
Age (mean ± standard deviation [range]; years) |
48 ± 16 (24–62) |
51 ± 17 (20–83) |
60 ± 9 (49–73) |
48 ± 11 (25–67) |
|
Sex (male/female) |
6/17 |
9/28 |
3/9 |
7/29 |
|
Disease duration (mean ± standard deviation [range]; years) |
NA |
5.1 ± 7.5 (0.1–37) |
NA |
9.3 ± 6.8 (2–28) |
|
Remission duration (mean ± standard error [range]; months) |
NA |
NA |
NA |
29 ± 29 (6–144) |
|
CRP (mean ± standard deviation [range]; mg/l), below /above detectiona |
NA |
55 ± 52 (5–164), 0/28 |
NA |
3.5 ± 5.2 (0–12), 23/13 |
|
|
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|
aC-reactive protein (CRP) values <5 mg/l are considered below the detection range. CRP values <10 mg/l are considered normal among the local population. NA, not applicable; OA, osteoarthritis; RA, rheumatoid arthritis. |
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|
Ponchel et al. Arthritis Res Ther 2005 7:R80 doi:10.1186/ar1452 |
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