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Table 2 Cross-resistance of K. pneumoniae isolates non-susceptible against one carbapenem to other tested carbapenems

From: Carbapenem non-susceptibility of Klebsiella pneumoniae isolates in hospitals from 2011 to 2016, data from the German Antimicrobial Resistance Surveillance (ARS)

  Additional non-susceptibility (R + I) against
Non-susceptibility (R + I) against Meropenem Imipenem Ertapenem
Meropenem (n = 634) 501/619 (80.9%) 299/314 (95.2%)
Imipenem (n = 569) 501/562 (89.1%) 252/272 (92.6%)
Ertapenem (n = 596) 252/591 (42.6%) 299/590 (50.7%)
  1. R resistant, I intermediate