Table 6: Frequency of detected genes of ESBL and Carbapenemase producing E. coli among isolates positive by double discs diffusion and EDTA double discs.

Genes Number (%)
ESBL producing E. coli genes (n=49)
SHV 20 (40.81%)
TEM 19 (38.78%)
CTX-M 0
SHV + CTX-M 10 (20.41%)
Carbapenemase producing E. coli genes (n=30)
SME 1 (3.33%)
VIM 2 (6.67%)
IMP 8 (26.67%)
OXA-48 3 (10%)
SIM 2 (6.67%)
GIM 1 (3.33%)
NDM 1 (3.33%)
KPC 0
IMP + NDM + KPC + VIM 1 (3.33%)
IMP + SIM + GIM 2 (6.67%)
IMP + OXA-48 + KPC + SME 1 (3.33%)
IMP + GIM 2 (6.67%)
IMP + NDM + SME 1 (3.33%)
IMP + VIM 2 (6.67%)
IMP + OXA-48 2 (6.67%)
VIM + SIM 1 (3.33%)

ESBL: Extended Spectrum B-Lactamase