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Table 3 Questionnaire responses

From: Hereditary angioedema due to C1 inhibitor deficiency in Belarus: epidemiology, access to diagnosis and seven novel mutations in SERPING1 gene

Questionnaires number (% of total patients)

38 (67.9)

Prophylactic therapy n

11

 Danazol (n)

9

 Tranexamic (n)

1

 Antihistamine (n)

1

Number of attack/year

368

 Mean

10

 Median

5.5

 Min

1

 Max

41

On-demand therapy ineffective n

18

 Antihistamine (n)

2

 Steroid (n)

5

 Tranexamic acid (n)

11

On-demand therapy effective n

9

 Icatibant or C1-INH concentrate (n)

2

 Fresh frozen plasma infusion (n)

7

  1. 38 patients in the study completed a questionnaire about LTP and ODT. 32 patients filled up a questionnaire about attacks and triggers