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Table 4 Bacteriological profiling, phenotypic and molecular testing of ESBLs and carbapenemase producing Gram-negative 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

Burns isolates

N (%)

ESBLs n (%)

Carbapenemases n (%)

DDST/CDT

PCR

IMP + EDTA

PCR

Pseudomonas aeruginosa

43 (41.4)

12 (54.6)

11 (33.3)

22 (40)

15 (34.1)

Klebsiella pneumoniae

17 (16.4)

3 (13.6)

6 (18.2)

8 (14.5)

7 (15.9)

Acinetobacter baumannii

12 (11.5)

4 (18.2)

7 (21.2)

3 (5.5)

2 (4.5)

Proteus mirabilis

6 (5.8)

1 (4.5)

1 (3)

5 (9.1)

4 (9.1)

Pseudomonas putida

5 (4.8)

  

2 (3.6)

1 (2.3)

Enterobacter cloacae

4 (3.9)

 

2 (6.1)

3 (5.5)

4 (9.1)

Escherichia coli

4 (3.9)

 

3 (9.1)

4 (7.3)

4 (9.1)

Proteus vulgaris

4 (3.9)

1 (4.5)

1 (3)

1 (1.8)

 

Citrobacter freundii

2 (1.9)

  

2 (3.6)

2 (4.5)

Klebsiella oxytoca

2 (1.9)

  

2 (3.6)

2 (4.5)

Pseudomonasfluorescence

2 (1.9)

1 (4.5)

1 (3)

1 (1.8)

1 (2.3)

Acinetobacter pittii

1 (0.9)

  

1 (1.8)

1 (2.3)

Serratia liquefaciens

1 (0.9)

 

1 (3)

  

Serratia marcescens

1 (0.9)

  

1 (1.8)

1 (2.3)

Total

104 (100)

22 (21.2)

33 (31.7)

55 (52.9)

44 (42.3)