Fig. 1

Dendrogram based on PFGE profiles of 57 KPC-2 producing K. pneumoniae ST11 isolates. The dendrogram was produced by the UPGMA algorithm based on the Dice similarity coefficient included five PFGE groups as defined based on 80 % similarity of PFGE profiles. ID isolation date, Ss samples, RDs resistant determinants, ER emergency room, ICU Intensive Care Unit, CS cardiothoracic surgery, NL neurology, AD andrology, UL urology, VS vascular surgery, NS neurosurgery, GS general surgery, GA geriatrics, RP respiratory, IDS infectious diseases, OG otolaryngology