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Volume 18, Number 3—March 2012
Research

Foodborne and Waterborne Infections in Elderly Community and Long-Term Care Facility Residents, Victoria, Australia

Martyn D. KirkComments to Author , Joy Gregory, Karin Lalor, Gillian V. Hall, and Niels Becker
Author affiliations: Australian National University, Canberra, Australian Capital Territory, Australia (M.D. Kirk, G.V. Hall, N. Becker); Department of Health, Melbourne, Victoria, Australia (J. Gregory, K. Lalor)

Main Article

Table 3

Adjusted incidence rate ratios from multivariable model for foodborne and waterborne infections reported in residents >65 years of age in long-term care facilities and the community, Victoria, Australia, January 2000–December 2009

Variable Incidence rate ratio (95% CI)
Cryptosporidium,* n = 113 Listeria monocytogenes, n = 73 Salmonella enterica serovar Typhimurium, n = 662 S. enterica, other serotypes, n = 586 L. pneumophila/ other, n = 301 Campylobacter spp., n = 6,387
Sex
F 1.0 1.0 1.0 1.0 1.0 1.0
M 0.86 (0.51–1.4) 1.5 (0.90–2.6) 0.97 (0.80–1.2) 0.97 (0.80–1.2) 2.6 (1.7–4.1) 1.2 (1.1–1.3)
Year
2000–2004 1.0 1.0 1.0 1.0 1.0 1.0
2005–2009 3.7 (2.1–6.6) 1.2 (0.68–1.9) 1.8 (1.4–2.2) 1.7 (1.4–2.1) 0.35 (0.23–0.53) 1.2 (1.1–1.3)
Age group, y
65–74 1.0 1.0 1.0 1.0 1.0 1.0
75–84 0.92 (0.53–1.6) 2.0 (1.1–3.5) 1.1 (0.95–1.4) 1.1 (0.86–1.3) 1.5 (0.90–2.5) 1.1 (1.0–1.2)
>85 0.58 (0.31–1.1) 2.8 (1.2–6.4) 1.3 (0.99–1.8) 1.1 (0.80–1.4) 1.2 (0.63–2.2) 1.1 (1.0–1.2)
Long-term care facility resident
No 1.0 1.0 1.0 1.0 1.0 1.0
Yes 1.4 (0.74–2.8) 0.56 (0.10–3.0) 2.3 (1.6–3.4) 1.4 (1.0–1.9) 0.57 (0.27–1.2) 0.63 (0.52–0.77)

*In Victoria, reporting of cryptosporidiosis was voluntary until 2001, when notification became mandatory by law.

Main Article

Page created: February 16, 2012
Page updated: February 16, 2012
Page reviewed: February 16, 2012
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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