Table 1.
Clinical and laboratory characteristics of the enrolled patients.
| Characteristic | N (%) | Male | Female | Total | p value |
|---|---|---|---|---|---|
| Gender (N, %) | 125 (100) | 31 (24.8) | 94 (75.2) | ||
| Age (year) | 124 (99.2) | 60.9 ± 11.4 | 54.0 ± 12.3 | 55.7 ± 12.4 | 0.007 |
| Height (cm) | 122 (97.6) | 167.2 ± 8.2 | 155.5 ± 5.0 | 158.4 ± 7.8 | < 0.001 |
| Weight (kg) | 122 (97.6) | 64.3 ± 11.0 | 54.4 ± 10.3 | 56.8 ± 11.3 | < 0.001 |
| BMI (kg/m2) | 122 (97.6) | 23.0 ± 3.2 | 22.4 ± 3.8 | 22.6 ± 3.7 | 0.504 |
| Disease duration (month) | 118 (94.4) | 105.2 ± 116.4 | 109.0 ± 107.3 | 108.0 ± 109.1 | 0.871 |
| SJC | 123 (98.4) | 4.5 ± 6.0 | 3.8 ± 6.3 | 4.0 ± 6.2 | 0.637 |
| TJC | 123 (98.4) | 6.8 ± 8.7 | 6.9 ± 9.0 | 6.9 ± 8.9 | 0.844 |
| CRP (mg/dL) | 91 (72.8) | 33.9 ± 38.3 | 40.1 ± 57.3 | 38.5 ± 52.8 | 0.627 |
| ESR (mm/H) | 124 (99.2) | 52.8 ± 30.9 | 56.2 ± 33.0 | 55.4 ± 32.4 | 0.618 |
| DAS28(ESR) | 123 (98.4) | 5.7 ± 3.4 | 5.3 ± 3.3 | 5.4 ± 3.3 | 0.594 |
| RF (IU/mL) | 122 (97.6) | 444.2 ± 685.0 | 321.3 ± 469.3 | 352.5 ± 532.0 | 0.269 |
| Anti-CCP (Ru/mL) | 119 (95.2) | 242.5 ± 173.1 | 230.8 ± 170.4 | 233.7 ± 170.4 | 0.746 |
| Adiponectin (μg/mL) | 118 (94.4) | 21.4 ± 20.3 | 26.3 ± 18.6 | 25.0 ± 19.1 | 0.223 |
| Sharp score | 115 (92.0) | 43.1 ± 63.5 | 44.3 ± 51.7 | 44.0 ± 54.7 | 0.917 |
BMI body mass index, CCP cyclic citrullinated peptides, CRP C-reactive protein, DAS28 disease activity score of 28 joints, ESR erythrocyte sedimentation rate, RF rheumatoid factor, SJC swollen joint count, TJC tender joint count. Continuous variables are expressed as means ± standard deviations and categorical data using number (percentage). p < 0.05 is considered statistically significant and these values are in bold.