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Table 5 Virulence factors of uropathogenic Escherichia coli classified by phylogenetic group

From: Differences of virulence factors, and antimicrobial susceptibility according to phylogenetic group in uropathogenic Escherichia coli strains isolated from Korean patients

 

Phylogenetic group B2

(n = 276)

Phylogenetic group D

(n = 62)

p value

Adhesion molecule

   

 papA

186 (67.4%)

41 (66.1%)

0.848

 papEF

40 (14.5%)

7 (11.3%)

0.510

 papC

195 (70.7%)

43 (69.4%)

0.840

 papG

133 (48.2%)

28 (45.2%)

0.666

 papG allele I

1 (0.4%)

0 (0.0%)

0.999*

 papG allele II

196 (71.0%)

46 (74.2%)

0.616

 papG allele III

7 (2.5%)

0 (0.0%)

0.357*

 fimH

275 (99.6%)

56 (90.3%)

 < 0.001*

 afa/draBC

38 (13.8%)

12 (19.4%)

0.263

 sfaS

15 (5.4%)

5 (8.1%)

0.385*

 sfa/focED

47 (17.0%)

0 (0.0%)

 < 0.001

 bmaE

1 (0.4%)

0 (0.0%)

0.999*

 gafD

0

0

 

 nfaE

1 (0.4%)

2 (3.2%)

0.088*

 focG

34 (12.3%)

2 (3.2%)

0.036

Toxin

   

 hlyA

92 (33.3%)

4 (6.5%)

 < 0.001

 cnf1

110 (39.9%)

0 (0.0%)

 < 0.001

 cvaC

24 (8.7%)

0 (0.0%)

0.011*

 cdtB

0

0

 

Iron metabolism

   

 fyuA

275 (99.6%)

58 (93.5%)

0.004*

 iutA

203 (73.6%)

47 (75.8%)

0.715

Protection, Capsule

   

 kpsMT II

159 (57.6%)

39 (62.9%)

0.444

 kpsMT III

3 (1.1%)

2 (3.2%)

0.228*

 rfc

4 (1.4%)

1 (1.6%)

0.999*

 traT

214 (77.5%)

49 (79.0%)

0.798

Others

   

 PAI

245 (88.8%)

12 (19.4%)

 < 0.001

 ibeA

18 (6.5%)

1 (1.6%)

0.218*

 K1

88 (31.9%)

3 (4.8%)

 < 0.001

 K5

60 (21.7%)

21 (33.9%)

0.043

  1. PAI pathogenicity island
  2. *Fisher’s extract test
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Annals of Clinical Microbiology and Antimicrobials

ISSN: 1476-0711

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