Serum Interleukin-4 and Total Immunoglobulin E in Nonatopic Alopecia Areata Patients and HLA-DRB1 Typing

Table 1

Comparison of IgE and IL-4 levels between cases and controls using Mann-Whitney test.

	Cases n = 54	Controls n = 40	𝑍 Mann Whitney	𝑃 value
IgE: Median	111	21.1	4.470	<.001**
(IU/ml) SEM	15.58	6.72
IL-4: Median	49	12	6.366	<.001**
(Pg/ml) SEM	3.3	1.03

SEM: Standard error of mean
**statistically highly significant difference