Table 2.

Comparison of distribution of intestinal flora between the two groups (LgN/g).

	Bifidobacterium	Lactobacillus	Escherichia coli	Enterococcus
Normal group	9.2 ± 0.5	8.0 ± 0.6	9.0 ± 0.4	7.1 ± 0.3
Observation group	7.5 ± 0.3	5.8 ± 0.3	10.5 ± 0.6	8.6 ± 0.5
t	18.439	20.742	13.156	16.270
P	<0.001	<0.001	<0.001	<0.001