Table 2.

Summary of bacterial-bacterial, fungal-fungal and bacterial-fungal co-occurrence networks in bile and gallstone.

Network	Sample	#Node	#Edge	Positive (%)	Negative (%)	χ2 for #edge	Positive/Negative
Bacteria–Bacteria	Bile	15	28	57.14	42.86	0.047	1.33
	Gallstone	19	37	56.76	43.24		1.31
Fungi–Fungi	Bile	20	28	64.29	35.71	1.50E-37	1.80
	Gallstone	33	94	51.06	48.94		1.04
Bacteria–Fungi	Bile	34	94	64.89	35.11	3.88E-72	1.85
	Gallstone	46	267	55.81	44.19		1.26