Table 1 Demographic variables and clinical and radiographic characteristics of 135 patients with rheumatoid arthritis.
| Variable | Male (n = 35) | Female (n = 100) | p Value | |||
|---|---|---|---|---|---|---|
| Demographic variables | ||||||
| Age (years) (mean (SD)) | 62 (11) | 61 (10) | 0.71 | |||
| RF present (%) (mean (SD)) | 25 (71) | 70 (70) | 0.99 | |||
| Duration of disease (years) (mean (range)) | 19 (0 to 54) | 19 (1 to 50) | 0.95 | |||
| Measures of disease activity | ||||||
| ESR (mm/h) (median (IQR)) | 17 (8 to 37) | 18 (10 to 31) | 0.76 | |||
| Swollen joint count (28) (median (range)) | 0 (0 to 10) | 0 (0 to 14) | 0.25 | |||
| Tender joint count (28) (median (range) | 0 (0 to 8) | 0 (0 to 14) | 0.085 | |||
| Patient's overall assessment (VAS) (median (IQR)) | 33 (19 to 51) | 48 (31 to 58) | 0.010 | |||
| Pain (VAS) (median (IQR)) | 31 (18 to 62) | 55 (33 to 70) | 0.006 | |||
| Morning stiffness (median (IQR)) | 59 (15 to 83) | 60 (12 to 120) | 0.42 | |||
| DAS28 (mean (SD)) | 2.79 (1.16) | 3.19 (1.04) | 0.059 | |||
| Radiographic variables | ||||||
| Erosion present (n (%)) | 29 (83) | 83 (83) | 0.99 |
DAS28, 28 joint disease activity score; ESR, erythrocyte sedimentation rate; IQR, interquartile range; RF, rheumatoid factor; VAS, visual analogue scale.