Demographic Data | Case (n = 57) | Control (n = 101) | P-value |
---|---|---|---|
Sex, n (%) | Â | Â | Â |
 Female | 29 (51) | 78 (77) | < 0.001 |
 Male | 28 (49) | 23 (23) |  |
Age (years) | Â | Â | Â |
 Mean | 66 | 62 | 0.087 |
 Median | 69 | 64 |  |
Phenotype, n (%) | Â | Â | Â |
 SJS-TEN | 25 (43.9) | - |  |
 DRESS | 24 (42.1) | - |  |
 MPE | 8 (14.0) | - |  |
Allopurinol exposure | Â | Â | Â |
 Duration used (days) | 21 | 776 | < 0.001 |
Dose/day (mg) | Â | Â | Â |
 Mean (average ± SD) | 159 ± 109 | 158 ± 105 | 0.992 |
 Median (range) | 100 | 100 |  |
Laboratory result (mean ± SD) |  |  |  |
 BUN, mg/dl | 48 ± 32 | 22 ± 8 | < 0.001 |
 Creatinine, mg/dl | 1.96 ± 1.43 | 1.72 ± 1.22 | 0.174 |
 AST, U/L | 99 ± 129 | 30 ± 20 | < 0.001 |
 ALT, U/L | 123 ± 152 | 37 ± 25 | < 0.001 |
Underlying disease, n (%) | Â | Â | Â |
 Hypertension | 27 (47.4) | 60 (59.4) | 0.878 |
 Chronic kidney disease | 18 (31.6) | 33 (32.7) | 0.361 |
 Diabetes | 13 (22.8) | 13 (12.9) | 0.017 |
 Dyslipidemia | 4 (7.0) | 16 (15.8) | 0.017 |
 Cancer | 0 | 6 (5.9) | - |
Co-medication, n (%) | Â | Â | Â |
 Colchicine | 20 (35.1) | 52 (51.5) | 0.469 |
 Prednisolone | 2 (3.5) | 9 (8.9) | 0.354 |
 Simvastatin | 5 (8.8) | 16 (15.8) | 0.659 |
 Sodium bicarbonate | 3 (5.3) | 16 (15.8) | 0.134 |