Table 2.

Overall properties of (A) co-occurrence network and (B) mutual exclusion network of gut microbiomes across all geographies

Regions	Number of vertices	Number of edges	Average degree	Diameter	Avg shortest path length	Network density	Clustering coefficient	Network centralization
A
America	74	866	23.09	7	2.14	0.32	0.69	0.29
China	54	343	12.47	6	2.26	0.24	0.59	0.32
Denmark	70	446	12.56	10	2.71	0.18	0.66	0.29
France	76	99	2.57	9	3.52	0.03	0.51	0.10
India	64	216	6.65	10	3.64	0.11	0.58	0.18
Italy	55	81	2.89	1	1.00	0.05	1.00	0.08
Japan	84	455	10.71	8	2.72	0.13	0.54	0.22
Spain	68	160	4.64	8	3.52	0.07	0.51	0.13
B
America	65	86	2.61	7	2.52	0.04	0	0.70
China	45	70	3.04	6	2.84	0.07	0	0.47
Denmark	49	57	2.28	8	3.17	0.05	0	0.34
France	57	48	1.66	7	3.10	0.03	0	0.14
India	6	4	1.14	2	1.43	0.22	0	0.50
Italy	24	14	1.12	2	1.33	0.05	0	0.13
Japan	26	24	1.78	6	3.26	0.07	0	0.27
Spain	31	28	1.75	6	2.78	0.06	0	0.26