Table 4. Relative abundances of different bacteria at the family level.

Level	Bacteria name	Median value				P value
		HEA	LEA	Healthy		HEA vs. LEA	HEA vs. Healthy	LEA vs. Healthy
Class	Betaproteobacteria	0.032 (0.018, 0.045)	0.076 (0.034, 0.119)	0.047 (0.029, 0.066)		0.018	0.556	0.481
Order	Burkholderiales	0.032 (0.018, 0.045)	0.076 (0.034, 0.119)	0.047 (0.029, 0.066)		0.018	0.556	0.481
Family	Acidaminococcaceae	0.029 (0.007, 0.051)	0.014 (0, 0.027)	0.05 (0.017, 0.083)		1	0.093	0.050
	Alcaligenaceae	0.031 (0.018, 0.045)	0.076 (0.033, 0.119)	0.047 (0.029, 0.065)		0.019	0.536	0.518

HEA, high IgE group; LEA, low IgE group; P values were determined using Spearman’s tests.