Research Article

Monitoring of Antimicrobial Susceptibility of Bacteria Isolated from Poultry Farms from 2014 to 2018

Table 3

Antibiotic resistance profile of E. coli isolates from 2014 to 2018.

Antibiotics2014 (n = 99)2015 (n = 85)2016 (n = 175)2017 (n = 38)2018 (n = 99)Total (n = 496)

Ampicillin94%96.5%99%100%95%97.2%
Chloramphenicol74%71.4%83%80%78%78.4%
Ciprofloxacine46%71%77%87.5%76%71%
Danofloxacin91%100%100%100%79.5%84.3%
Doxycycline83%90%87.5%60%91%85.5%
Fosfomycine95%40%100%100%84%85.5%
Levofloxacine74%68%69%62.5%71%69.7%
Nalidixic acid87%100%91%88%93.5%92%
Norfloxacine83%68.5%78%77%86%77.3%
Penicillin83%100%100%100%100%95%
Streptomycin100%82.8%96.5%58%96.5%89.6%
Tetracycline91%91.4%99%93%89%93.4%
Trimethoprime91%87.2%83.5%84%88%86%
Enrofloxacine91%80%80%64%86%82.4%

Total = total percentage of resistant strains all over five years; n = number of positive samples.