Table 1.
Demographic and clinical features of all BP patients.
| Features | N = 252 |
|---|---|
| Age/year (average, median) | 67.2 ± 1.0, 69.1 |
| Gender | |
| Male (n, %) | 137 (54.4) |
| Female (n, %) | 115 (45.6) |
| Duration before diagnosis of BP/month | 9.1 ± 1.2, 3.0 |
| Follow-up period/year | 2.9 ± 0.2, 2.5 |
| Distribution | |
| Skin only (n, %) | 169 (67.1) |
| Skin and mucosa (n, %) | 61 (24.2) |
| Mucosa only (n, %) | 5 (2.0) |
| Hospitalization | |
| Number of inpatients (n, %) | 87 (34.5) |
| Duration/day | 23.2 ± 1.9, 19.5 |
| Treatments | |
| Corticosteroids (n, %) | 188 (74.6) |
| Immunosuppressants (n, %) | 131 (52.0) |
| IVIG | 9 (3.6) |
| Infections (n, %) | 81 (32.1) |
In total, 252 patients were included. The average ± SD and median values were calculated for age, duration before BP diagnosis, follow-up period, and hospitalization duration, respectively. For each of the other categories, the number (n) and percentage (%) of patients were listed. IVIG, intravenous immunoglobulin.