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Table 2 Centrality measures of the nodes corresponding to the network established by the relationship between sites (tailing 1, tailing 2), species (Vachellia farnesiana, Eisenia fetida), and heavy metals (mg / kg)

From: Heavy metal biomagnification and genotoxic damage in two trophic levels exposed to mine tailings: a network theory approach

Node ID Betweenness Eigenvector centrality Closeness
E. fetida tailing1 479.000 0.444 123
E. fetida tailing2 433.000 0.421 125
V. farnesiana tailing1 278.583 0.305 132
V. farnesiana tailing2 214.000 0.258 135
Mn (< 50) 12.239 0.195 138
Ni (< 30) 12.239 0.195 138
Pb (< 100) 12.239 0.195 138
Al (1000-5000) 7.111 0.159 140
Cu (10-40) 7.000 0.159 140
Ni (30-60) 4.462 0.137 145
As (< 50) 3.111 0.118 152
Cd (< 100) 3.000 0.118 152
Cd (> 200) 3.000 0.118 152
Co (3-9) 3.000 0.118 152
Co (< 3) 3.000 0.118 152
Fe (500-5000) 3.000 0.118 152
Fe (> 5000) 3.000 0.118 152
Mn (> 100) 3.111 0.118 152
Mo (1-3) 3.111 0.118 152
Pb (100-300) 3.111 0.118 152
Pb (> 300) 3.111 0.118 152
V(< 5) 3.111 0.118 152
Zn (100-500) 3.111 0.118 152
Al (< 1000) 0.462 0.077 166
Ba (20-30) 0.462 0.077 166
Ba (< 20) 0.462 0.077 166
Ca (< 1500) 0.462 0.077 166
Cu (< 10) 0.000 0.077 166
Fe (< 500) 0.000 0.077 166
Mg (1500-2000) 0.000 0.077 166
Mg (> 2000) 0.000 0.077 166
Zn (< 100) 0.462 0.077 166
As (> 100) 0.000 0.061 169
Cd (100-200) 0.000 0.061 169
Co (> 9) 0.000 0.061 169
Mn (50-100) 0.000 0.061 169
Mo (> 3) 0.000 0.061 169
Ni (> 60) 0.000 0.061 169
V (5-15) 0.000 0.061 169
Al (> 5000) 0.000 0.057 171
As (50-100) 0.000 0.057 171
Cu (> 40) 0.000 0.057 171
Mo (< 1) 0.000 0.057 171
V (> 15) 0.000 0.057 171
Zn (> 500) 0.000 0.057 171
Ba (> 30) 0.000 0.042 178
Mg (< 1500) 0.000 0.042 178
Ca (> 1500) 0.000 0.035 181