Table 2.

Definitions of term and centrality used in the study

Term	Definition
Network density	The interconnectedness of nodes in the network
Network diameter	The compactness of the network
Network modularity	The strength of division of a network into modules
Degree centrality	The measure of the link that a node has
Betweenness centrality	The number of times a node lies on the shortest path between other nodes
Closeness centrality	The average length of the shortest path between the node and other nodes
Eigenvector centrality	The measure of the influence that a node has