Table 2.

Results of single-factor logistic analysis.

Type of food	sIgE and ratio	Regression coefficient	Standard error	z-value	Wald’s χ2	p-value	OR	95% CI
All samples	sIgE	0.038	0.009	4.483	20.097	0.000	1.039	1.022–1.056
	sIgE/tIgE	0.032	0.006	5.286	27.938	0.000	1.032	1.020–1.045
Egg	sIgE	0.050	0.030	1.662	2.763	0.096	1.052	0.991–1.116
	sIgE/tIgE	0.024	0.010	2.359	5.566	0.018	1.024	1.004–1.045
Milk	sIgE	0.170	0.071	2.396	5.743	0.017	1.185	1.031–1.361
	sIgE/tIgE	0.065	0.025	2.612	6.825	0.009	1.067	1.016–1.120
Wheat	sIgE	0.042	0.013	3.154	9.945	0.002	1.043	1.016–1.070
	sIgE/tIgE	0.026	0.008	3.175	10.078	0.002	1.026	1.010–1.043

tIgE, Total IgE; sIgE, Serum-specific IgE