Table 1.

MICs of colistin and rifampin for the four carbapenemase-producing K. pneumoniae clinical strains.

Strains	MIC (mg/L) [SIR]
	Colistin	Rifampin
VIM-1	0.5 [∗]	32 [∗∗∗]
VIM-1/DHA-1	64 [∗∗]	>128 [∗∗∗]
OXA-48/CTX-M-15	0.5 [∗]	32 [∗∗∗]
KPC-3	32 [∗∗]	64 [∗∗∗]

^∗Susceptible, MIC ≤ 2 mg/L. ^∗∗Resistant, MIC > 2 mg/L. ^∗∗∗Breakpoints are not defined (intrinsically resistant).