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

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

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
Fosfomycin^a	100.0 (29)	29	≤64ug/mL	CLSI
	96.5 (28)	29	≤32ug/mL	Eucast
Imipenem	11.0 (14)	127	≤1ug/mL	CLSI

MIC minimum inhibitory concentration, Eucast European committee on susceptibility testing, CLSI clinical and laboratory standards institute, FDA, food and drug administration
^aFosfomycin was tested only against polymyxin-resistant ERC

ISSN: 1471-2334