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Table 2 Frequency distribution of ESBLs genotypes and their association with antimicrobial resistance among PCR positive isolates from burn patients

From: Detection of carbapenemases blaOXA48-blaKPC-blaNDM-blaVIM and extended-spectrum-β-lactamase blaOXA1-blaSHV-blaTEM genes in Gram-negative bacterial isolates from ICU burns patients

ESBLs genotypes Isolates N = 33 CTX (MIC µg/ml) CAZ (MIC µg/ml) MAR Index
OXA type Pseudomonas aeruginosa 2 > 16 > 32 0.82
Pseudomonas fluorescence 1 > 32 > 32 0.71
Enterobacter cloacae 1 > 16 > 32 0.88
Escherichia coli 1 > 16 > 32 0.82
TEM type Pseudomonas aeruginosa 7 16 to > 32 > 32 0.71 to 0.88
Acinetobacter baumannii 4 16 to > 32 32 to > 64 0.71 to 0.88
Klebsiella pneumoniae 2 16 to > 32 32 to > 64 0.76
Escherichia coli 1 > 16 > 32 0.82
Enterobacter cloacae 1 > 16 > 32 0.82
Proteus mirabilis 1 > 16 > 32 0.82
SHV type Escherichia coli 1 > 32 > 32 0.88
OXA-TEM type Acinetobacter baumannii 1 > 128 > 32 0.71
Klebsiella pneumoniae 1 > 8 > 16 0.76
Serratia liquefaciens 1 > 32 > 16 0.65
TEM-SHV type Klebsiella pneumoniae 3 16 to > 32 > 32 0.76 to 0.82
Acinetobacter baumannii 2 16 to > 64 16 to > 64 0.76 to 0.82
Pseudomonas aeruginosa 1 > 32 > 32 0.82
Proteus vulgaris 1 > 16 > 32 0.71
OXA-TEM-SHV type Pseudomonas aeruginosa 1 > 64 > 128 0.82