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Table 1 Resistance profile of carbapenemase-producing Enterobacteriaceae

From: Carbapenemase-producing Enterobacteriaceae in Mexico: report of seven non-clonal cases in a pediatric hospital

Case

Species

MIC (mg/L)

IMP

MEM

ERT

AMP

AMP/SULB

CFZ

CXM

FOX

CAZ

CRO

FEP

PTZ

AZT

CIP

LEV

GE

AK

TOB

SXT

TE

COL

1

E. coli

> 8

> 32

≥1

> 16

> 16/8

> 16

> 16

> 16

> 16

> 32

> 16

> 64/4

> 16

> 2

> 4

> 8

≤8

> 8

> 2/38

> 8

0.5

2

K. pneumoniae

8

8

≥1

IR

> 16/8

> 16

> 16

> 16

> 16

> 32

> 16

> 64/4

> 16

≤0.5

≤1

≤2

> 32

≤2

> 2/38

> 8

1.0

3

E. coli

4

4

≥1

> 16

> 16/8

> 16

> 16

> 16

> 16

> 32

> 16

> 64/4

> 16

≤0.5

≤1

> 8

≤8

8

≤0.5/9.5

> 8

0.5

K. pneumoniae

≥8

32

≥1

IR

> 16/8

> 16

> 16

> 16

> 16

> 32

> 16

> 64/4

> 16

2

≤1

> 8

≤8

8

> 2/38

> 8

0.5

4

K. oxytoca

4

2

≥1

> 16

> 16/8

> 16

8

≤4

≤0.5

≤2

≤1

> 64/4

≤2

2

≤1

≤2

≤8

≤2

≤0.5/9.5

≤2

0.5

5

E. coli

> 8

16

≥1

> 16

> 16/8

> 16

> 16

> 16

> 16

> 32

> 16

> 64/4

> 16

> 2

> 4

> 8

≤8

> 8

> 2/38

> 8

0.5

6

E. cloacae

> 8

32

≥1

IR

IR

IR

IR

IR

> 16

> 32

> 16

> 64/4

> 16

> 2

> 4

> 8

> 32

> 8

> 2/38

> 8

0.5

  1. MIC minimum inhibitory concentration, IMP imipenem, MEM meropenem, ERT ertapenem, AMP/SULB ampicillin/sulbactam, CFZ cefazolin, CXM cefuroxime, FOX cefoxitin, CAZ ceftazidime, CTX cefotaxime, CRO ceftriaxone, FEP cefepime, PTZ piperacillin/tazobactam, AZT Aztreonam, CIP ciprofloxacin, LEV levofloxacin, GE gentamicin, TOB tobramycin, AK amikacin, SXT trimethoprim sulfamethoxazole, TE tetracycline, NIT nitrofurantoin, COL colistin, IR intrinsic resistance