Table 1.
Sociodemographic and clinical profiles of the study participants at baseline (n = 230).
| Parameters | EVA group (n = 106) n (%) or mean ± SD | Non-EVA group (n = 124) n (%) or mean ± SD | p value∗ |
|---|---|---|---|
| Age (years) | 47.27 ± 11.2 | 47.31 ± 10.30 | 0.332 |
| Gender | |||
| Male | 11 (10.4) | 20 (16.1) | |
| Female | 95 (89.6) | 104 (83.9) | |
| BMI (kg/m2) | 26.3 ± 4.9 | 25.5 ± 4.2 | 0.291 |
| Occupation | |||
| Housewife | 79 (74.5) | 85 (68.5) | |
| Service holder | 8 (7.5) | 14 (11.3) | |
| Others | 19 (18.0) | 25 (20.2) | |
| Education | |||
| Illiterate | 23 (21.7) | 17 (13.7) | |
| Can sign only | 21 (19.8) | 27 (21.8) | |
| Primary | 6 (5.7) | 10 (8.1) | |
| Secondary | 28 (26.4) | 39 (31.4) | |
| Higher secondary and above | 28 (26.4) | 31 (25.0) | |
| Disease duration in months | 37.15 ± 31.32 | 43.80 ± 62.32 | 0.197 |
| MTX dose (mg per week) | 16.7 ± 3.8 (median, 15; mode, 20) | 17.1 ± 3.2 (median, 15; mode, 20) | 0.215 |
| Enthesitis# | 43 (40.6) | 55 (44.4) | |
| Red eye | 21 (19.8) | 21 (16.9) | |
| Rheumatoid nodules | 1 (0.9) | 1 (0.8) | |
| Rheumatoid factor (IU/mL) | 78 (76.5) | 96 (77.4) | |
| ACPA (U/mL) | 72 (67.9) | 90 (72.6) | |
| CRP (mg/L) (median) | 8.36 ± 13.99 | 6.69 ± 8.49 | 0.206 |
| DAS 28 | 2.3 ± 0.9 | 2.2 ± 0.7 | 0.155 |
| CDAI | 6.1 ± 6.1 | 5.8 ± 5.1 | 0.329 |
BMI: body mass index; kg/m2: kilogram per square meter; ACPA: anticitrullinated protein antibodies; CRP: C-reactive protein; DAS 28: disease activity score for RA; CDAI: clinical disease activity index. ∗Independent t-test; #enthesitis included history of enthesitis in the past or present and subclinical enthesitis or tenosynovitis detected on musculoskeletal ultrasonography.