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Table 4 Trigger factors

From: Hereditary angioedema due to C1 - inhibitor deficiency in Switzerland: clinical characteristics and therapeutic modalities within a cohort study

Trigger factor

Number of patients

women

men

All

77

46

31

Emotions

53

33 (72 %)

20 (64 %)

Trauma / Mechanical trigger

47

27 (59 %)

20 (64 %)

Foodstuff / allergies

33

20 (43 %)

13 (42 %)

Infection

21

13 (28 %)

8 (26 %)

Hormones

35

34 (74 %)

1 (3 %)

None

27

11 (24 %)

16 (57 %)

  1. Percentages relate to the total of women or men who noticed trigger factors