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Volume 17, Number 2—February 2011
Research

Risk Factors for Cryptococcus gattii Infection, British Columbia, Canada

Laura MacDougallComments to Author , Murray Fyfe, Marc Romney, Mike Starr, and Eleni Galanis
Author affiliations: Author affiliations: British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada (L. MacDougall, M. Fyfe, M. Romney, M. Starr, E. Galanis); Public Health Agency of Canada, Ottawa, Ontario (L. MacDougall); Vancouver Island Health Authority, Victoria, British Columbia, Canada (M. Fyfe); University of British Columbia, Vancouver (M. Fyfe, M. Romney, E. Galanis); St. Paul’s Hospital, Vancouver (M. Romney); Royal Children’s Hospital, Melbourne, Victoria, Australia (M. Starr)

Main Article

Table 2

Comparison of risk factor prevalence among Cryptococcus gattii–infected patients and the general population, British Columbia, Canada, 1999–2007

Risk factor Prevalence, % (95% confidence interval)
 p value
C. gattii–infected case-patients General population
Age >50 y 72.4 (64.9–79.8) 31.3 <0.001
Male sex 55.8 (46.4–65.1) 49.6 0.198
Current smoker
 41.9 (35.3–48.6)
 17.8 (16.9–18.6)*
 <0.001
All invasive cancers 24.7 (21.7–27.7) 3.6 <0.001
Leukemia/lymphoma only 8.4 (7.6–9.2) 0.3 <0.001
Lung only
 3.9 (3.3–4.5)
 0.1
 <0.001
HIV infection
 3.7 (2.9–4.4)
 0.2
 <0.001
Chronic obstructive pulmonary disease
 4.1 (−0.5 to 9.6)
 8.0†
 0.090
Asthma 3.4 (−1.1 to 7.9) 7.8 0.054

*From original data source.
†Estimated based on range provided.

Main Article

Page created: July 13, 2011
Page updated: July 13, 2011
Page reviewed: July 13, 2011
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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