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Table 1 Characterization of E. coli isolates based on antibiotic resistance and ExPEC status

From: An exploratory study of dog park visits as a risk factor for exposure to drug-resistant extra-intestinal pathogenic E. coli (ExPEC)

Antibiotic class and antibiotic name

Dog stool sample E. coli isolates n = 15

Park visitor shoe swab E. coli isolates n = 23

Control shoe swab E. coli isolates n = 16

(% resistant)

(% resistant)

(% resistant)

Penicillins

   

Ampicillin

3 (20.0%)

5 (21.7%)

3 (18.8%)

Ampicillin Sulbactam

0 (0.0%)

2 (8.7%)

1 (6.3%)

Cephems

   

Cefazolin

0 (0.0%)

3 (13.0%)

1 (6.3%)

Cefoxitin

0 (0.0%)

2 (8.7%)

1 (6.3%)

Ceftriaxone

0 (0.0%)

2 (8.7%)

1 (6.3%)

Quinolones

   

Ciprofloxacin

1 (6.7%)

1 (4.3%)

0 (0.0%)

Nalidixic acide

1 (6.7%)

1 (4.3%)

0 (0.0%)

Tetracycline

   

Tetracycline

2 (13.3%)

4 (17.4%)

0 (0.0%)

Folate Pathway Inhibitors

   

Trimethoprim-sulfamethoxozole

0 (0.0%)

2 (8.7%)

0 (0.0%)

Aminoglycosides

   

Amikacin

0 (0.0%)

0 (0.0%)

0 (0.0%)

Gentamicin

1 (6.7%)

0 (0.0%)

0 (0.0%)

Carbapenem

   

Imipenem

0 (0.0%)

0 (0.0%)

0 (0.0%)

Multi-Drug Resistant

   

(≥2 antibiotics)

2 (13.3%)

4 (17.4%)

1 (6.3%)

Extraintestinal pathogenic E. coli 1

Number (%) ExPEC

Number (%) ExPEC

Number (%) ExPEC

 

5 (33%)

2 (9%)

1 (6%)

Multi-Drug Resistant ExPEC 1

Number (%)

Number (%)

Number (%)

(≥2 antibiotics)

Multi-Drug Resistant

Multi-Drug Resistant

Multi-Drug Resistant

 

2 (13%)

2 (9%)

0 (0%)

  1. 1Percent ExPEC and percent multi-drug resistant is calculated from total E. coli isolates.