Characteristic | Number (%) or mean (SD) |
At baseline | |
Female sex | 1464 (88.6) |
Age at diagnosis (years) | 34.2 (13.4) |
Ethnicity | |
White, USA | 512 (31.0) |
White, other | 304 (18.4) |
Black | 277 (17.7) |
Asian | 251 (15.2) |
Hispanic | 259 (15.7%) |
Other | 49 (3.0) |
Education level (years) | 11.5 (2.0) |
Disease duration at baseline (months) | 5.6 (4.2) |
Highest prednisone dose before baseline (mg/day) | 27.4 (25.7) |
SDI baseline | 0.2 (0.6) |
Follow-up (visits=12 236) | |
Disease activity state | |
Remission off-treatment | 2555 (20.9) |
Remission on-treatment | 2419 (19.8) |
LDA-TC | 556 (4.5%) |
mLLDAS | 680 (5.6) |
Active | 6026 (49.2) |
Antimalarials use | 8771 (71.7) |
LDA-TC, low disease activity Toronto cohort; mLLDAS, modified lupus low disease activity state; SDI, Systemic Lupus International Collaborating Clinics/American College of Rheumatology Damage Index; SLICC, Systemic Lupus International Collaborating Clinics.