a strong trendp = 0.059
A statistically significant link between AMU and AMR was further determined for sulfonamides ( p = 0.010) and tetracyclines ( p = 0.042), and a strong trend for such a link was also found for fluoroquinolone use and quinolone resistance (all when classified into tertiles; p = 0.059; Table 2 ) among commensal E. coli .