Comparison of common rheumatic diseases between the CARRA registry and those reported from a 3-year multiclinic survey of all new patients seen9.
| Diagnosis | CARRA Enrollees (%) | Rheumatology Clinic Population Enrollees (%) | p* |
|---|---|---|---|
| JIA | 6503 (78) | 2761 (78) | 0.88 |
| SLE | 998 (12) | 332 (9) | < 0.001 |
| Dermatomyositis | 630 (8) | 164 (4) | < 0.00001 |
| Fibromyalgia | 201 (2) | 268 (8) | < 0.00001 |
↵* Chi-squared test. CARRA: Childhood Arthritis and Rheumatology Research Alliance; JIA: juvenile idiopathic arthritis (composite of juvenile rheumatoid arthritis, seronegative enthesopathy arthropathy, enthesitis, and spondyloarthropathy from Bowyer and Roettcher9); SLE: systemic lupus erythematosus.