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Table 4 Antimicrobial resistance rates of the 80 Salmonella isolates

From: Serotype distribution, antimicrobial susceptibility, antimicrobial resistance genes and virulence genes of Salmonella isolated from a pig slaughterhouse in Yangzhou, China

Antimicrobials Susceptible Intermediate Resistant
Ampicillin 6 (7.50%) 14 (17.50%) 60 (75.00%)
Mezlocillin 40 (50.00%) 30 (37.50%) 10 (12.50%)
Augmentin 52 (65.00%) 6 (7.50%) 22 (27.50%)
Ceftriaxone 68 (85.00%) 12 (15.00%) 0 (0.00%)
Cefoxitin 80 (100.00%) 0 (0.00%) 0 (0.00%)
Aztreonam 79 (98.75%) 1 (1.25%) 0 (0.00%)
Polymyxin B 49 (61.25%) 31 (38.75%) 0 (0.00%)
Gentamicin 64 (80.00%) 3 (3.75%) 13 (16.25%)
Tobramycin 65 (81.25%) 3 (3.75%) 12 (15.00%)
Amikacin 80 (100.00%) 0 (0.00%) 0 (0.00%)
Kanamycin 64 (80.00%) 4 (5.00%) 12 (15.00%)
Neomycin 70 (87.50%) 0 (0.00%) 10 (12.50%)
Streptomycin 31 (38.75%) 26 (32.50%) 23 (28.75%)
Tetracycline 14 (17.50%) 1 (1.25%) 65 (81.25%)
Florfenicol 46 (57.50%) 4 (5.00%) 30 (37.50%)
Ciprofloxacin 55 (68.75%) 17 (21.25%) 8 (10.00%)
Enrofloxacin 25 (31.25%) 44 (55.00%) 11 (13.75%)
Bactrim 25 (31.25%) 0 (0.00%) 55 (68.75%)
Sulfisoxazole 21 (26.25%) 5 (6.25%) 54 (67.50%)
Chloramphenicol 41 (51.25%) 2 (2.50%) 37 (46.25%)
Nitrofurantoin 79 (98.75%) 1 (1.25%) 0 (0.00%)
Trimethoprim 49 (61.25%) 7 (8.75%) 24 (30.00%)