Table 5.

Genotypic distribution of ESBL genes among the isolated strains

Bacterial isolates	bla-CTX-M (%)	bla-TEM (%)	bla-SHV (%)	bla-CTX-M+bla-TEM (%)	bla-TEM+bla-SHV (%)	bla-CTX-M+bla-SHV (%)
Escherichia coli	20 (58.82)	34 (100.0)	2 (5.88)	18 (52.9)	2 (5.8)	0 (0.0)
K. oxytoca	10 (71.43)	10 (71.43)	0 (0.0)	6 (42.8)	0 (0.0)	0 (0.0)
K. pneumoniae	0 (0.0)	2 (100.0)	0 (0.0)	0 (0.0)	0 (0.0)	0 (0.0)
Total	30 (60.0)	46 (92.0)	2 (4.0)	24 (48.0)	2 (4.0)	0 (0.0)

Abbreviations: bla, β-lactamase; CTX-M, cefotaximase Munich; ESBL, extended-spectrum β-lactamases; SHV, sulfhydryl variant; TEM, temoniera.