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Table 2 The distribution of resistance determinants among the carbapenem resistance enterobacteraceae isolates

From: Epidemiological characteristics of carbapenem-resistant Enterobacteriaceae collected from 17 hospitals in Nanjing district of China

Resistant determinantsK. pneumoniae (n = 77)K. oxytoca (n = 2)E. coli (n = 11)S. marcescens (n = 1)C. freundii (n = 4)E. cloacae (n = 2)Enterobacter (n = 20)P value (K. pneumoniae Vs E. coli)P value (K. pneumoniae Vs Enterobacter)
blaKPC-2 (n = 77)700312170.0000.000
blaNDM (n = 19)5111011140.0000.000
blaCTX-M (n = 74)59010140150.4930.879
blaCTX-M-15 (n = 18)160200021.0000.434
blaCTX-M-65 (n = 34)320101020.0810.018
blaSHV (n = 59)4905032100.2470.266
blaSHV-11(n = 23)180301151.0000.879
blaTEM (n = 73)6018022131.0000.233
blaTEM-1B(n = 71)6017012110.5080.039
blaOXA (n = 16)81403080.0600.001
blaOXA-1 (n = 14)81401060.0600.026
pAmpCs (n = 22)933151130.3480.000
blaDHA-1 (n = 10)71002030.0000.718
oqxAB (n = 68)620212160.0000.000
Qnr (n = 62)37316150250.0210.000
qnrB4 (n = 10)71002030.3390.718
qnrS1 (n = 34)271411070.3090.996
aac(6′)Ib-cr (n = 22)140403181.0000.038
rmtB (n = 46)410202150.0010.024
fosA (n = 74)710001230.0000.000
fosA3 (n = 36)311301050.0650.208