Table 1 Patient characteristics
Analysis | All (n = 121) | Responders (n = 73) | Non-responders (n = 48) | P-value |
|---|---|---|---|---|
Age, mean (years) | 60.5 ± 14.0 | 58.2 ± 14.8 | 64.0 ± 11.9 | 0.023 |
Sex (M/F) | 31/90 | 19/54 | 12/36 | 0.899 |
Current smoking | 19/121 (16%) | 11/73 (15%) | 8/48 (17%) | 0.813 |
RA duration, median (years) | 10 (0 to 60) | 11 (0 to 60) | 8 (0 to 40) | 0.60 |
Weight, mean (kg) | 73.1 ± 16.4 | 72.1 ± 16.2 | 74.8 ± 16.8 | 0.375 |
HAQ index, mean | 1.07 ± 0.64 | 1.08 ± 0.67 | 1.05 ± 0.60 | 0.791 |
DAS28 index, mean | 4.40 ± 1.20 | 4.53 ± 1.22 | 4.21 ± 1.52 | 0.145 |
CRP, median (mg/L) | 10.8 (0.1 to 159) | 12.9 (0.2 to 159) | 9.4 (0.7 to 119) | 0.14 |
Larsen-Dale index, mean | 1.50 ± 1.3 | 1.2 ± 1.06 | 1.9 ± 1.45 | 0.002 |
Synovial fluid, median (ml) | 10 (0 to 105) | 8 (0 to 105) | 16.5 (0 to 75) | 0.006 |