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Table 3 Prevalence of antimicrobial resistance phenotype and genotype among E. coli isolates

From: Molecular characterization and antimicrobial resistance of potentially human‐pathogenic Escherichia coli strains isolated from riding horses

Antimicrobial classes

AR phenotype

Number

Percentage

95% CI

AR gene

Number

Percentage

95% CI

β-lactams (Penicillin and cephalosporins)

AMC

30/65

46.2

±11.5

blaTEM

64/65

98.4

±1.2

CRO

25/65

38.5

±12.1

blaSHV

0/65

-

-

CZ

12/65

18.5

±11

blaCTX-M

4/65

6.1

±8.6

Aminoglycoside

AK

16/65

24.6

±11.6

aadA

0/65

-

-

S

14/65

21.5

±11.4

    

GN

11/65

16.9

±10.9

    

Sulfonamide/trimethoprim

SXT

9/65

13.8

±10.4

sulI

1/65

1.5

±6.6

    

sulII

7/65

10.7

±9.8

    

dhfrI

1/65

1.5

±6.6

    

dhfrV

0/65

-

-

  1. AR antimicrobial resistance; CI confidence interval; AMC amoxicillin/clavulanic acid; CRO ceftriaxone ; CZ cefazolin; AK amikacin; S streptomycin; GN gentamicin; SXT trimethoprim/sulphamethoxazole; antimicrobial resistance genes are abbreviated and Italic