TABLE 2.

Fecal microbiota composition.

	Median (IQRs) %		P-value
	M-16V group (n = 12)	Control group (n = 10)
Phylum
Actinobacteria	74.0 (61.9–79.8)	33.3 (3.0–64.9)	0.009**
Bacteroidetes	0.0 (0.0–0.3)	0.2 (0.1–0.3)	0.132
Firmicutes	19.9 (17.5–30.7)	31.9 (15.7–48.6)	0.628
Proteobacteria	3.0 (0.6–5.4)	22.7 (14–46.7)	0.000**
Genus
Bifidobacterium	73.44 (60.96–78.87)	32.19 (2.56–64.28)	0.011*
Clostridiaceae |g_	0.08 (0.00–0.37)	0.30 (0.16–0.34)	0.366
Clostridiales |__|__	0.29 (0.04–0.89)	0.15 (0.05–0.25)	0.531
Clostridium	0.13 (0.00–0.64)	0.29 (0.00–0.75)	0.707
Enterococcus	11.60 (8.91–18.74)	1.90 (1.26–5.90)	0.011*
Escherichia	0.44 (0.00–2.99)	5.97 (0.63–9.91)	0.115
Klebsiella	0.22 (0.00–1.99)	7.22 (1.59–22.38)	0.015*
Lactobacillus	0.29 (0.08–1.03)	0.68 (0.35–0.91)	0.373
Lactococcus	0.00 (0.00–0.16)	0.19 (0.08–0.56)	0.044*
Parabacteroides	0.00 (0.00–0.13)	0.12 (0.07–0.20)	0.120
Rothia	0.02 (0.00–0.07)	0.24 (0.11–0.28)	0.017*
Staphylococcus	0.31 (0.08–0.59)	0.40 (0.04–1.36)	0.765
Streptococcus	2.57 (1.34–6.41)	7.61 (3.60–35.26)	0.050
Turicibacter	0.18 (0.05–0.43)	0.30 (0.15–0.40)	0.597
Veillonella	0.03 (0.00–0.18)	0.36 (0.00–0.84)	0.283

Data are expressed as the medians (IQRs) of the taxa with a median relative abundance of >0.1% in at least one group. Intergroup differences were analyzed using the Mann-Whitney U-test. *P < 0.05; **P < 0.01. IQRs, interquartile range.