Table 5 Heaps’ law model alpha (α) estimates for gene and intergenic region (IGR) cluster analysis

From: Escherichia coli phylogeny drives co-amoxiclav resistance through variable expression of TEM-1 beta-lactamase

Phylogroup

Minimum cluster size

Cluster type

α

A

1

IGR

0.39

Gene

0.21

2

IGR

0.30

Gene

0.18

B1

1

IGR

0.32

Gene

0.20

2

IGR

0.23

Gene

0.16

B2

1

IGR

0.36

Gene

0.17

2

IGR

0.26

Gene

0.14

D

1

IGR

0.35

Gene

0.17

2

IGR

0.27

Gene

0.15

  1. α represents the decay parameter from fitting Heaps’ law model. Contains estimates for E. coli isolate phylogroups A (n = 21), B1 (n = 30), B2 (n = 183) and D (n = 103).
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