Subject characteristics and demographics
A total of 45 children were enrolled in this study. Among them, 43 cases
(95.6%) underwent blood tests and completed follow-up (Figure 1).
Nineteen (44.2%) of the included patients were girls, and the age
distribution was as follows: 15 cases were aged 3 months to 1 year
(34.9%), and 28 cases were 1–5 years old (65.1%). A total of 79.1%
of the subjects had other allergic diseases, including AD (62.8%) and
AR (51.2%). Twenty-six (60.5%) of the children had a family history of
allergies. Characteristics of the patients are listed in
table 1.