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Volume 10, Number 6—June 2004

Research

Antimicrobial Resistance Incidence and Risk Factors among Helicobacter pylori–Infected Persons, United States

William M. Duck*, Jeremy Sobel*, Janet M. Pruckler*, Qunsheng Song*, David Swerdlow*, Cindy Friedman*, Alana Sulka*, Balasubra Swaminathan*, Tom Taylor*, Mike Hoekstra*, Patricia M. Griffin*, Duane Smoot†, Rick Peek‡, DavidC. Metz§, Peter B. Bloom¶, Steven Goldschmid¶, Julie Parsonnet#, George Triadafilopoulos#, Guillermo I. Perez-Perez**, Nimish Vakil††, Peter Ernst‡‡, Steve Czinn§§, Donald Dunne§§, and Ben D. Gold*
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †Howard University Medical Center, Washington, DC, USA; ‡Vanderbilt University Medical Center, Nashville, Tennessee, USA; §University of Pennsylvania Medical Center, Philadelphia, Pennsylvania, USA; ¶Atlanta Veterans Affairs Medical Center, Atlanta, Georgia, USA; #Stanford University Medical Center, Palo Alto, California, USA; **New York University School of Medicine, New York, New York, USA; ††Sinai Samaritan Medical Center, Milwaukee, Wisconsin, USA; ‡‡University of Virginia, Charlottesville, Virginia, USA; §§University Hospitals of Cleveland, Cleveland, Ohio, USA; ¶¶Indiana University Medical Center, Indianapolis, Indiana, USA

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Table 2

Resistance of HARP isolates by regiona

Region No. isolates Amoxicillin
Tetracycline
Clarithromycin
Metronidazole
Resistant to 1 agent
Resistant to >1 agent
Resistant to >1 agent
No. (%) No. (%) No. (%) No. (%) No. (%) No. (%) No. (%)
Northeast
156
2 (1)
0
23 (15)
47 (30)
54 (35)
9 (6)
63 (40)
South
92
1 (1)
0
13 (14)
13 (14)
19 (21)
4 (4)
23 (25)
West
24
0
0
1 (4)
4 (17)
3 (13)
1 (4)
4 (17)
Midwest
75
0
0
8 (11)
23 (31)
25 (33)
3 (4)
28 (37)
Total 347 3 0 45 87 101 17 118

aN = 347; HARP, .Helicobacter pylori Antimicrobial Resistance Monitoring Project.

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