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Table 2 Percentage of antibiotic resistance in carbapenem resistant and susceptible K. pneumoniae

From: Co-existence of virulence factors and antibiotic resistance in new Klebsiella pneumoniae clones emerging in south of Italy

Class Antibiotics K. pneumoniae CR % K. pneumoniae CS % P value
Aminoglicosydes Gentamycin 64 48 0.022
Carbapenems Imipenem 100 0 NA
Meropenem 100 0 NA
Ertapenem 100 0 NA
Monobactams Aztreonam 100 60 NA
Fluoroquinolones Ciprofloxacin 100 64 NA
Sulfonamides-
Trimethoprim
Trimethoprim-sulfamethoxazole 76 60 0.015
Penicillin Amoxicillin/ clavulanic acid 100 56 NA
Piperacillin/tazobactam 100 44 NA
Cephalosporin Cefotaxime 100 60 NA
Cefuroxime 100 60 NA
Cefepime 88 56 0
Ceftazidime 100 60 NA
  Fosfomycin c/G6P 36 16 0.001
Tetracyclin Tigecyclin 8 4 0.233
Colistin   20 4 0
  1. NA: chi-squared test not applicable