Exposure to concentrated ambient PM2.5 alters the composition of gut microbiota in a murine model

Table 4 The mediation analysis. n = 9 or 10/group

	Glucose metabolism	ACE		Chao-1		Shannon		Simpson
	indicator	Proportion mediated	p-value	Proportion mediated	p-value	Proportion mediated	p-value	Proportion mediated	p-value
Bacteria	Fasting glucose	−0.118	0.56	−0.127	0.44	−0.092	0.68	−0.024	0.92
	IPGTT AUC	0.065	0.56	0.154	0.04	0.115	0.56	0.052	0.48
	ITT AUC	0.032	0.88	0.058	0.72	0.023	0.88	0.013	0.72
Fungus	Fasting glucose	−0.29	0.28	−0.216	0.36	−0.104	0.56	−0.224	0.44
	IPGTT AUC	0.022	0.72	0.036	0.76	0.013	0.96	0.1	0.4
	ITT AUC	−0.033	0.76	−0.017	0.72	−0.078	0.64	−0.04	0.8

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