Dietary Habits in Patients with Chronic Spontaneous Urticaria: Evaluation of Food as Trigger of Symptoms Exacerbation

Table 1

Population characteristics.

Characteristics	CSU group; (n 245)	Control group; (n 127)	p
Age (y)	28 (14-50)	27 (15-55)	--
Age of onset (y)	25 (4-49)	NA	NA
Sex: female, n (%)	150 (61)	79 (62)	--
IgE sensitization, n (%)	105 (42)	37 (29)	0.04
Asthma, n (%)	36 (14)	5 (3)	0.05
Rhinitis n (%)	105 (42)	50 (39)	--
DLQI score, mean + SD	15 + 3	NA	NA
UAS, mean + SD	3 + 1	NA	NA
History of food urticaria (%)	164 (66)	31 (24)	0.03
History of Drug urticaria (%)	92 (37)	30 (23)	0.04

Values are presented as % or mean. DLQI: Dermatology Life Quality Index. UAS: Urticaria Activity Score. NA: not applicable. Sensitization to mites or pets dander. --: > 0.05.