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Table 4 Longitudinal analysis of colistin susceptibility evolution in patients with a colistin susceptible isolate at the first detection in 2012, 2013 and 2014

From: Prevalence of Klebsiella pneumoniae strains producing carbapenemases and increase of resistance to colistin in an Italian teaching hospital from January 2012 To December 2014

Year CoS at first detection (n) Patients with FU available (n) CoS at FU (n) CoR at FU (n,%)
2012 133 71 59 12 (16.9 %)
2013 99 57 39 18 (31.6 %)
2014 167 82 62 20 (24.4 %)
  1. CoS Colistin susceptible, CoR Colistin resistant, FU follow-up