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Table 3 Statistical and analysis the result of antimicrobial susceptibility to 20 antibiotics for 38 S. dysentery

From: Epidemic and molecular characterization of fluoroquinolone-resistant Shigella dysenteriae 1 isolates from calves with diarrhea

Antimicrobial

Antimicrobial resistance rate No. (%)

Total (n = 38)

Beef farm(n = 20)

Dairy farm(n = 18)

Zhangye(n = 14)

Baiyin(n = 3)

Linxia(n = 3)

Jinchang(n = 10)

Lanzhou(n = 5)

Wuwei(n = 3)

Fluoroquinolone

Norfloxacin

NOR

15(39.47%)

12(85.71%)

3(100%)

0

0

0

0

Enrofloxacin

ENR

26(68.42%)

13(92.86%)

0

0

10(100%)

0

3(100%)

Levofloxacin

LEV

25(65.79%)

12(85.71%)

0

0

10(100%)

0

3(100%)

Ciprofloxacin

CIP

25(65.79%)

12(85.71%)

0

0

10(100%)

0

3(100%)

Ofloxacin

OFX

15(39.47%)

12(85.71%)

3(100%)

0

0

0

0

β-lactam

Ampicillin

AMP

35(92.11%)

14(100%)

3(100%)

0

10(100%)

5(100%)

3(100%)

Amoxycillin/Clavulanic acid

AMC

0

0

0

0

0

0

0

Cephazolin

KZ

33(86.84%)

14(100%)

3(100%)

0

9(90%)

5(100%)

2(66.67%)

Cefoxitin

FOX

0

0

0

0

0

0

0

Ceftriaxone

CRO

32(84.21%)

14(100%)

0

0

10(100%)

5(100%)

3(100%)

Cefotaxime

CTX

32(84.21%)

14(100%)

0

0

10(100%)

5(100%)

3(100%)

Cefepime

FEP

0

0

0

0

0

0

0

Meropenem

MEM

0

0

0

0

0

0

0

Imipenem

IPM

0

0

0

0

0

0

0

Macrolides

Erythromycin

E

36(94.74%)

12(85.71%)

3(100%)

3(100%)

10(100%)

5(100%)

3(100%)

Chloramphenicol

Chloramphenicol

C

15(39.47%)

12(85.71%)

3(100%)

0

0

0

0

Tetracyclines

Tetracycline

TE

31(81.58%)

12(85.71%)

3(100%)

3(100%)

10(100%)

0

3(100%)

Aminoglycosides

Streptomycin

S

15(39.47%)

12(85.71%)

3(100%)

0

0

0

0

Gentamicin

CN

31(81.58%)

12(85.71%)

3(100%)

3(100%)

10(100%)

0

3(100%)

Amikacin

AK

0

0

0

0

0

0

0