Table 2.
Clinical characteristics of patients with hereditary angioedema
| Clinical characteristic | N = 28 |
|---|---|
| Number of attacks during past month, median (range) | 2.5 (0–8.0) |
| Age at disease onset, yrs., mean (SD) | 2.4 (0.8) |
| Use of prophylaxis therapy, n (%) | |
| Yes | 4 (14.3) |
| No | 24 (85.7) |
| Site of angioedema attacksa, n (%) | |
| Skin | 25 (89.3) |
| Abdomen | 23 (82.1) |
| Larynx | 11 (39.3) |
| Total disease severity score, mean (SD) | 5.9 (2.1) |
aReferred to attacks experienced during the 12 months preceding the interview
SD, standard deviation; yrs., years