Visceral hypersensitive rats share common dysbiosis features with irritable bowel syndrome patients

Table 1 Importance and meaning of the first 10 primary components of fecal microbiota

Primary component	% of variance	Difference among time points (n = 80, df = 2)		Difference among groups (n = 80, df = 3)
		χ2	P-value	χ2	P-value
1	27.7%	37.67931	0.000001	4.6999109	0.19514
2	14.6%	1.352165	0.50861	20.4278998	0.000141
3	11.4%	6.165561	0.045831	8.6830899	0.033821
4	8.5%	0.719395	0.69789	21.7793862	0.000071
5	6.1%	0.623716	0.73209	4.6400976	0.20013
6	4.5%	8.388254	0.015081	9.3688439	0.024771
7	4.1%	0.844768	0.65548	0.7871023	0.85255
8	3.2%	0.412918	0.81346	6.6021743	0.08572
9	2.2%	8.880049	0.011801	9.9866961	0.018681
10	1.7%	1.762893	0.41418	2.6274074	0.45270

¹The P-value is less than 0.05.