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Table 5 Total distribution of antibiotic resistance genes in the Shiga toxigenic Escherichia coli strains isolated from various types of hospital food samples

From: Shiga (Vero)-toxin producing Escherichia coli isolated from the hospital foods; virulence factors, o-serogroups and antimicrobial resistance properties

Samples (No. STEC strains) Distribution of antibiotic resistance genes (%)
aadA1 tetA tetB dfrA1 qnr aac (3)-IV sul1 blaSHV CITM cat1 cmlA
Raw meat (4) 1 (25) 1 (25) - 1 (25) 1 (25) 4 (100) 2 (50) 1 (25) 4 (100) 1 (25) -
Raw chicken (4) 2 (50) 2 (50) 1 (25) 2 (50) 1 (25) 4 (100) 4 (100) 2 (50) 4 (100) 3 (75) 2 (50)
Cooked meat (3) 1 (33.33) 3 (100) 2 (66.66) 2 (66.66) 2 (66.66) 3 (100) 1 (33.33) 1 (33.33) 3 (100) - -
Cooked chicken (1) - 1 (100) 1 (100) 1 (100) 1 (100) 1 (100) 1 (100) - 1 (100) - -
Cooked fish (1) - 1 (100) - 1 (100) - 1 (100) - - 1 (100) - -
Soup (3) 1 (33.33) 2 (66.66) 1 (33.33) 2 (66.66) 1 (33.33) 3 (100) 1 (33.33) 1 (33.33) 3 (100) - -
Total (16) 5 (31.25) 10 (62.50) 5 (31.25) 9 (56.25) 6 (37.50) 16 (100) 9 (56.25) 5 (31.25) 16 (100) 4 (25) 2 (12.50)