Table 2.

The Spearman's correlation test between the sow fecal microbiota and litter size.

Phase of gestation	Phylum	Genus
D 30 of gestation	Firmicutes (0.351+)	Clostridium_sensu_stricto_1 (0.376+)
		Turicibacter (0.479*)
		Ruminococcaceae_UCG-014 (0.533**)
		Romboutsia (0.346+)
	Proteobacteria (−0.331+)	-
	Actinobacteria (0.369+)	-
D110 of gestation	Firmicutes (0.492*)	Lactobacillus (0.365+)
		Clostridium_sensu_stricto_1 (0.434*)
		Turicibacter (0.445*)
		Terrisporobacter (0.466*)
		Christensenellaceae_R-7_group (0.406*)
	Bacteroidetes (−0.402*)	Rikenellaceae_RC9_gut_group (−0.495*)
	Spirochaetes (−0.526**)	Treponema_2 (−0.490*)
		Sphaerochaeta (−0.347+)
	Proteobacteria (0.365+)	Escherichia-Shigella (0.578**)
	Actinobacteria (−0.627**)	-

⁺ The correlation tends to be significant at a level of 0.10;

^* the correlation is significant at a level of 0.05;

^**the correlation is significant at a level of 0.01.