Table 1.

Antimicrobial resistance of human Campylobacter isolates collected between 2001 and 2002 in Dublin, Belfast and Galway

Amp, Ampicillin; Eft, ceftiofur; Chl, chloramphenicol; Cip, ciprofloxacin; Ery, erythromycin; Nal, nalidixic acid; Str, streptomycin; Tet, tetracycline (μg/disc).

^*Figures in parentheses show the number of isolates tested for resistance to Eft (ceftiofur).

Superscripts ^{a, b} denote statistical significance between values for an antimicrobial for C. jejuni isolates (P⩽0·05) (χ² analysis).