As of February 2009, the class A Klebsiella pneumoniae carbapenemase (KPC) globally has been the most common carbapenemase, and was first detected in 1996 in North Carolina, USA.
En febreiro de 2009 a carbapenemase de Klebsiella pneumoniae clase A (KPC) son globalmente as carbapenemases máis comúns, e foron detectadas primeiro en 1996 en Carolina do Norte, EUA.