Table 2 General properties of the bipartite network projection. In the bipartite network projection, hosts are nodes and the number of shared phages are weighted edges between nodes.

 # Host strains (H)

60

# Host species

27

# Phages (P)

93

Size (M = H × (H−1)/2)

1770

Number of interactions (I)

1030

Connectance (C = I/M)

0.58

 Mean (±sd) between two hosts

4.3 ± 7.9

 Maximum between two host

58

 Mean (±sd) between species

4.1 ± 7.5

 Mean (±sd) within species

8.3 ± 11.4

 Mean (±sd) between environments

4.1 ± 7.6

 Mean (±sd) within environments

4.7 ± 8.4

 Mean (±sd) between drug-susceptible and resistant

4.3 ± 8.0

 Mean (±sd) neighbors per strain

34.3 ± 13.6

 Maximum neighbors per strain

56

 Mean (±sd) species neighbors per strain

17.4 ± 5.2

 Maximum species neighbors per strain

25

 Mean (±sd) neighbors per strain from other environments

23.1 ± 9.9

 Mean (±sd) neighbors per strain from the same environment

11.2 ± 7.0

 Mean (±sd) of drug-susceptible neighbors for each drug-resistant host

16.0 ± 6.7