Patient’s characteristics
| Admissions in patients with SLE (n=18 430) | |
| Female, n (%) | 15 261 (83) |
| Age (years) (mean, SD) | 53.2 (18.5) |
| Ethnic group, n (%) | |
| Arabic | 228 (2) |
| Asian | 69 (0.5) |
| Black African | 112 (0.8) |
| Caucasian | 13 615 (92) |
| Hindu | 10 (0.1) |
| Latin/Hispanic | 708 (5) |
| Outcomes | |
| Deaths, n (%) | 584 (3) |
| Admission length (days) (mean, SD) | 8.6 (17.3) |
| ICU admission, n (%) | 1033 (6) |
| ICU admission length (days) (mean, SD) | 5.84 (11.1) |
ICU, intensive care unit.