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Table 3 Prevalence of AMR genes and the 95%CI in 80 indicator isolates

From: Pathogenic potential and the role of clones and plasmids in beta-lactamase-producing E. coli from chicken faeces in Vietnam

AMR gene No. (%) of positive isolates 95% CI Target antimicrobials
tetA 70 (87.5) 71.4–100 Tetracycline
tetB 7 (8.8) 0.0–21.1
dfrA1 3 (3.8) 0.0–8.1 Trimethoprim-sulfamethoxazole, sulfamethoxazole
dfrA5 26 (32.5) 11.9–53.1
dfrA7 7 (8.8) 0.0–20.3
aadA1 57 (71.3) 56.4–86.1 Streptomycin
bla TEM 80 (100) 95.5–100 Ampicillin
bla OXA-1 3 (3.8) 0.0–10.2
qnrB 2 (2.5) 0.0–6.9 Quinolones
  1. blaCMY-2, blaSHV, blaCTX-M and tetC genes were not detected in any indicator isolate
  2. AMR Antimicrobial resistance, No. Number, % percentage, 95%CI 95% confidence interval