Table 2.

Comparison of intestinal flora between the two groups (logarithm/g feces, $\overline{x}\pm s$).

Group	Observation (n = 102)	Control (n = 89)	t	P
Staphylococcus	4.39 ± 0.56	4.41 ± 0.58	1.394	0.785
Escherichia coli	8.63 ± 0.83	4.12 ± 0.43	7.451	≤0.01
Helicobacter pylori	8.81 ± 0.88	5.29 ± 0.52	9.229	≤0.01
Streptococcus	7.40 ± 0.79	3.25 ± 0.45	6.672	≤0.01
Veillonella	4.21 ± 0.56	4.23 ± 0.58	2.142	0.561
Pseudomonas aeruginosa	4.06 ± 0.51	4.08 ± 0.53	0.638	0.829
Bifidobacteria	2.59 ± 0.41	6.63 ± 0.64	5.982	≤0.01
Lactobacilli	1.02 ± 0.25	5.49 ± 0.42	9.142	≤0.01