From:  Clinical and autoimmune characteristics associated with angioedema in patients with chronic spontaneous urticaria

 Therapeutic response to H1-antihistamines and angioedema.

VariableTherapeutic response to H1-antihistaminesp-level
nPresent
n (%)
Not present
n (%)
Angioedema
Present161116 (71.17)45 (67.16)χ2 = 0.36, p = 0.55
Not present6947 (28.83)22 (32.84)

Adapted from the author’s original, unpublished thesis data.