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Volume 9, Number 6—June 2003
Research

Leptospirosis in “Eco-Challenge” Athletes, Malaysian Borneo, 2000

James Sejvar*Comments to Author , Elizabeth Bancroft*†, Kevin L. Winthrop*†, Julie Bettinger*, Mary Bajani*, Sandra Bragg*, Kathleen Shutt*, Robyn Kaiser*, Nina Marano*, Tanja Popovic*, Jordan W. Tappero*, David Ashford*, Laurene Mascola‡, Duc Vugia†, Bradley Perkins*, Nancy Rosenstein*, and the Eco-Challenge Investigation Team
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †California Department of Health Services, Berkeley, California, USA; ‡Los Angeles County Department of Health Services, Los Angeles, California, USA

Main Article

Table 2

Risk factors for developing illness, univariate analysisa

Exposure % Ill (n=80) % Not ill (n=109) RR 95% CI p value
Swimming in Segama River
57
28
2.0
1.3 to 3.1
0.002
Swallowing river water
45
21
1.8
1.2 to 2.9
0.008
Kayaking
95
78
3.3
1.2 to 9.0
0.02
Spelunking 87 68 2.2 1.1 to 4.2 0.02

aRR, relative risk; CI, confidence interval.

Main Article

1Presented in part at the 49th Annual Meeting of the American Society of Tropical Medicine and Hygiene, Houston, Texas, October 29–November 2, 2000.

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