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Table 4 Association of the bla KPC gene and the modified Hodge test with Enterobacteriaceae species

From: Phenotypic and molecular detection of the blaKPC gene in clinical isolates from inpatients at hospitals in São Luis, MA, Brazil

Enterobacteria Total bla KPC MHTa bla KPC  + MHT P
No. (%) No. (%) No. (%)
Enterobacter aerogenes 9 6 (66.7) 7 (77.8) 5 (55.6) 0.0001
Enterobacter cloacae 19 6 (31.6) 7 (36.8) 4 (21.1)  
Escherichia coli 2 1 (50.0) 0 (0) 0  
Klebsiella pneumoniae 75 60 (80.0) 60 (80.0) 49 (65.3)  
Pantoea sp. 3 1 (33.3) 1 (33.3) 1 (33.3)  
Proteus mirabilis 3 0 (0) 1 (33.3) 0 (0)  
Raoultella planticola 2 2 (100) 2 (100) 2 (100)  
Raoultella ornithinolytica 1 1 (100) 1 (100) 1 (100)  
Serratia marcescens 5 2 (40.0) 3 (60.0) 2 (40.0)  
Total 119 79 (66.4) 82 (68.9) 64 (53.7)  
  1. aMHT, modified Hodge test; P < 0.0001, Nonparametric chi-square test of independence