Table 5.

Centrality and density of the 5 clusters identified in this study.

Cluster	Intra-class link average	Density-Y	Inter-class link average	Centrality-X
0	260.04	174.07	44.62	18.44
1	38.31	−47.67	10.43	−15.75
2	57.36	−28.61	27.66	1.48
3	36.13	−49.84	21.92	−4.27
4	38.03	−47.95	26.30	0.11
Average	85.97		26.19