Table 1

 Demographic variables and clinical and radiographic characteristics of 135 patients with rheumatoid arthritis

VariableMale (n = 35)Female (n = 100)p Value
DAS28, 28 joint disease activity score; ESR, erythrocyte sedimentation rate; IQR, interquartile range; RF, rheumatoid factor; VAS, visual analogue scale.
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