|
Prodromal symptoms
|
64 (62)*
|
|
Pruritus
|
17 (16)
|
|
Paresthesia
|
15 (14)
|
|
Erythema
|
1 (1)
|
|
Other
|
30 (28)
|
|
Multiple locations
|
66 (63)
|
|
Duration of attacks
|
50% improved
|
|
Face
|
23**
|
|
Oropharynx
|
15.2
|
|
Peripheral
|
30.3
|
|
Abdominal
|
8.7
|
| |
100% resolved
|
|
Face
|
57**
|
|
Oropharynx
|
37.8
|
|
Peripheral
|
66.6
|
|
Abdominal
|
33
|
|
Frequency of attacks
| |
|
<1 per year
|
14 (13)*
|
|
>1 per year but <1x per month
|
37 (36)
|
|
>1 per month but <1x per week
|
21 (20)
|
|
>1 per week
|
19 (18)
|
|
Daily
|
4 (4)
|
|
Unknown
|
9 (9)
|
- *Data is presented as numbers and percentages; **data presented as median hours.
