Table 1. Clinical profiles of the study subjects.

Variables	AD	Unaffected control	P value
No. of subjects	425	460	-
Age (yr)	6.95 ± 3.58	11.84 ± 2.09	< 0.01
Sex (male, %)	54.8	41.7	-
SCORAD	69.66 ± 18.28	NA	-
Total IgE (IU/mL)	732.3 ± 1,483.0	119.8 ± 224.0	< 0.01
Severity of AD
Severe (≥ 40)	161	NA	-
Moderate (≥ 15, < 40)	264	NA	-

AD, atopic dermatitis; SCORAD, SCORing AD; IgE, immunoglobulin E; NA, not applicable.