Skip to main content

Table 6 Relationships among super-shedder status (yes/no), sampling (1 vs 2) and resistance to any antimicrobial evaluated y for fecal isolates of E. coli O157:H7 collected in Alberta Canada in 2007 from generalized linear mixed model analysis z

From: Genetic diversity and antimicrobial resistance among isolates of Escherichia coliO157: H7 from feces and hides of super-shedders and low-shedding pen-mates in two commercial beef feedlots

Variable

Odds Ratio

95% C.I.

Significance

Sampling

1.51

0.48 – 4.78

P > 0.48

Super-shedder

0.94

0.31 – 2.91

P > 0.69

  1. yResistance detected for 17/474 isolates for antimicrobials including ampicillin, neomycin, streptomycin, sulfasoxazole, sulfamethoxazole/trimethroprim and tetracycline.
  2. zPen as random effect, covariance parameter estimate = 1.82, with standard error = 2.16.