Factor | Gibbons2016 (10196)

Duration of antimicrobial use

Swine | Not Specified

4

Description

Long- vs short-term use: Long-term use = antimicrobials were used in-feed for more than 10 days after pigs were weaned. Short-term use farms = antimicrobial use in-feed only occurred up to 10 days post-weaning at the latest.

Resistance Outcomes

Resistance Microbe Outcome
Ampicillin
/
Escherichia coli
See: Table 5 OR Low CI Odds Ratio OR Upper CI
Long-term antimicrobial use vs. Short-term antimicrobial use 1.69 2.43 3.51
Chloramphenicol
/
Escherichia coli
See: Table 5 OR Low CI Odds Ratio OR Upper CI
Long-term antimicrobial use vs. Short-term antimicrobial use 0.72 1.11 1.71
Gentamicin
/
Escherichia coli
See: Table 5 OR Low CI Odds Ratio OR Upper CI
Long-term antimicrobial use vs. Short-term antimicrobial use 0.38 0.72 1.54
Tetracycline
/
Escherichia coli
See: Table 5 OR Low CI Odds Ratio OR Upper CI
Long-term antimicrobial use vs. Short-term antimicrobial use 0.97 1.37 1.95