Volume 8, Number 12—December 2002
Dispatch
Increasing Fluoroquinolone Resistance in Campylobacter jejuni, Pennsylvania, USA,1982–200111
Figure 1

Figure 1. Trends in erythromycin and ciprofloxacin resistance in Campylobacter jejuni, Philadelphia, 1982–2001. Number of isolates tested: 1982–92 (n=142), 1995 (n=24), 1996 (n=48), 1997 (n=61), 1998 (n=37), 1999 (n=22), 2000 (n=48), and 2001 (n=47).
1 This study was presented in part at the 11th International Workshop on Campylobacter, Helicobacter and Related Organisms, September 1–5, 2001, Freiburg, Germany.