Table 2.
Classification Criteria14 by Ethnicity
| Criterion N (%) | Total (N=200) | Aboriginal (N=9) | Asian (N=63) | South Asian (N=32) | Black (N=22) | Latino/Hispanic (N=9) | White (N=65) | P-value |
|---|---|---|---|---|---|---|---|---|
| Malar Rash | 132 (66) | 3 (33) | 41 (65) | 21 (66) | 8 (36) | 8 (89) | 51 (78) | 0.002 |
| Discoid Rash | 5 (3) | 0 | 3 (5) | 0 | 2 (9) | 0 | 0 | 0.15 |
| Photosensitivity | 50 (25) | 2 (22) | 20 (32) | 9 (28) | 2 (9) | 1 (11) | 16 (25) | 0.36 |
| Ulcers | 54 (27) | 2 (22) | 17 (27) | 9 (28) | 7 (32) | 3 (33) | 16 (25) | 0.97 |
| Arthritis | 121 (61) | 7 (78) | 29 (46) | 23 (72) | 13 (59) | 3 (33) | 46 (71) | 0.02 |
| Serositis | 35 (18) | 4 (44) | 10 (16) | 5 (16) | 9 (41) | 0 | 7 (11) | 0.008 |
| Renal | 72 (36) | 3 (33) | 32 (51) | 9 (28) | 11 (50) | 3 (33) | 14 (22) | 0.009 |
| Neurologic | 26 (13) | 1 (11) | 8 (13) | 2 (6) | 3 (14) | 0 | 12 (18) | 0.54 |
| Hematologic | 134 (67) | 7 (78) | 45 (71) | 21 (66) | 17 (77) | 6 (67) | 38 (58) | 0.37 |
| Immunologic | 162 (81) | 9 (100) | 55 (87) | 31 (97) | 18 (82) | 7 (78) | 42 (65) | 0.001 |
| ANA | 195 (98) | 9 (100) | 62 (98) | 32 (100) | 22 (100) | 9 (100) | 61 (94) | 0.59 |
ANA = antinuclear antibody