Table 1

Main characteristics of β-lactamase-positive ncHi strains isolated from patients with invasive disease in Italy, 2009 to 2011

StrainYrPromoter typeAmpicillin MIC (μg/ml)Sequence type
Hi3192009Pdel≥2563
Hi3782010Pdel≥256103
Hi3902011Pdel64103
Hi3962011Pdel48103
Hi4022011Pdel32103
Hi4062011Pdel≥256103
Hi3742010Pdel≥256156
Hi3372010Pdel48165
Hi3732010Pa/Pb≥2561132
Hi3912011Pdel481133
Hi3972011Pdel41134