Table 1.
Demographic details of patients diagnosed with systemic autoimmune rheumatic diseases and controls
| AIRD patients n (%) | Controls n (%) | p-value | |
|---|---|---|---|
| Number | 280 | 102 | |
| Mean ± SD Age (years) | 47 ± 13 | 49 ± 12 | 0.17 |
| Co-morbidity (hypertension/DM) | 68 (24) | 17 (17) | 0.11 |
| F:M | 5:1 | 1:1 | < 0.0001* |
| Education | n = 229* | ||
| < Primary | 104 (45) | 16 (16) | < 0.0001* |
| Higher and Senior secondary | 71 (31) | 33 (32) | 0.80 |
| > Graduate | 54 (24) | 53 (52) | < 0.0001* |
| Disease group | |||
| Rheumatoid Arthritis (RA) | 200 (71) | – | |
| Seropositive RA | 133 | ||
| Seronegative RA | 57 | ||
| Undifferentiated arthritis | 10 | ||
| Spondyloarthritis | 27 (10) | – | |
| Other Systemic autoimmune disease | 53 (19) | – | |
| Systemic Lupus Erythematosus | 14 | ||
| Idiopathic Inflammatory Myositis | 8 | ||
| Mixed connective tissue disease | 8 | ||
| Fibromyalgia | 8 | ||
| Systemic Sclerosis | 8 | ||
| Vasculitis | 3 | ||
| Sjogren’s syndrome | 3 | ||
| Gout | 3 | ||
| Sarcoidosis | 1 | ||
| Disease status | |||
| Active | 153 (55) | – | |
| Remission | 127 (45) | – | |
| Disease duration at the time of the study (years) | |||
| < 1 year | 104 (37) | – | |
| 1–5 years | 113 (40) | – | |
| > 5 year | 63 (23) | – | |
| Treatment duration (years) | |||
| < 1 year | 197 (70) | – | |
| 1–5 years | 71 (25) | – | |
| > 5 year | 13 (5) | – | |
| Knowledge about AIRD | 229 (82) | – | |
| Knowledge about COVID-19 | 278 (99) | 102 | |
| Knowledge about Influenzae/Pneumococcal vaccine | 2 (0.7) | – | |
AIRD autoimmune rheumatic disease, DM diabetes mellitus
*Education was available for n-229 patients with AIRD