Table 2

Summary of cluster analysis with strains belonging to different E. coli pathogroups

Cluster 1

Cluster 2

Total


Pathogroup

Strains (%)

Serotypes (%)

Strains (%)

Serotypes (%)

Strains

Serotypes


EHEC

64 (100.0)

14 (100)

0 (0)

0

64

14

typical EPEC

46 (63.0)

9 (47.4)

27 (37.0)

12 (63.2)

73

19a

atypical EPEC

129 (54.9)

40 (50.0)

106 (45.1)

45 (56.25)

235

80b

STEC

0 (0)

0

52 (100.0)

20 (100)

52

20

apathogenic E. colic

0 (0)

0

21 (100.0)

18 (100)

21

18

all groups

239

63

206

95

445

151


a) two serotypes grouped into Clusters 1 and 2

b) 5 serotypes grouped each in Cluster 1 and Cluster 2.

c) faecal isolates from healthy humans or animals which tested negative for eae, bfpA and stx-genes.

Bugarel et al. BMC Microbiology 2011 11:142   doi:10.1186/1471-2180-11-142

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