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Table 4 In vitro antibiotic sensitivity profile using microdilution of 127 carbapenem-resistant enterobacteriaceae isolates

From: A prospective study of treatment of carbapenem-resistant Enterobacteriaceae infections and risk factors associated with outcome

Antimicrobial Sensitive %(n) Tested number MIC to sensitivity Criteria
Polymyxin 78.7 (100) 127 ≤2ug/mL Eucast
Gentamicin 18.1 (23) 127 ≤4ug/mL CLSI
Tigecycline 58.3 (49) 84 ≤1ug/mL Eucast
  92.8 (78) 84 ≤2ug/mL FDA
Fosfomycina 100.0 (29) 29 ≤64ug/mL CLSI
  96.5 (28) 29 ≤32ug/mL Eucast
Imipenem 11.0 (14) 127 ≤1ug/mL CLSI
  1. MIC minimum inhibitory concentration, Eucast European committee on susceptibility testing, CLSI clinical and laboratory standards institute, FDA, food and drug administration
  2. aFosfomycin was tested only against polymyxin-resistant ERC