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Volume 14, Number 1—January 2008
International Polar Year

Epidemiology of Haemophilus influenzae Serotype a, North American Arctic, 2000–2005

Michael G. Bruce*Comments to Author , Shelley L. Deeks†, Tammy Zulz*, Christine Navarro†, Carolina Palacios‡, Cheryl Case§, Colleen Hemsley¶, Tom Hennessy*, Andre Corriveau§, Bryce Larke¶, Isaac Sobel‡, Marguerite Lovgren#, Carolynn DeByle*, Raymond Tsang**, Alan J. Parkinson*, and the International Circumpolar Surveillance Hia Working Group1
Author affiliations: *Centers for Disease Control and Prevention, Anchorage, Alaska, USA; †Public Health Agency of Canada, Ottawa, Ontario, Canada; ‡Nunavut Department of Health, Iqaluit, Nunavut, Canada; §Northwest Territories Department of Health and Social Services, Yellowknife, Northwest Territories, Canada; ¶Yukon Health and Social Services, Whitehorse, Yukon, Canada; #National Centre for Streptococcus, Edmonton, Alberta, Canada; **National Microbiology Laboratory, Winnipeg, Manitoba, Canada;

Main Article

Table 3

Clinical illness in Alaskan and northern Canadian children and adults with invasive Haemophilus influenzae type a disease, 2000–2005*

Alaska (n = 11)

Northern Canada (n = 31)

North American Arctic (n = 42)
Children (n = 7), no. (%)
Adults (n = 4), no. (%)
Children (n = 27), no. (%)
Adults (n = 4), no. (%)
Children (n = 34), no. (%)
Adults (n = 8), no. (%)
Meningitis 2 (29) 0 12 (44) 0 14 (41) 0
Pneumonia 3 (43) 3 (75) 4 (15) 2 (50) 7 (21) 5 (62)
Bacteremia 0 1 (25) 6 (22) 1 (25) 6 (18) 2 (25)
Septic arthritis 2 (29) 0 3 (11) 0 5 (15) 0
Other† 0 0 2 (8) 1 (25) 2 (3) 1 (13)

*Children, <18 years of age; adults, >18 years of age.
†Includes osteomyelitis (1 child), pericarditis (1 adult), and cellulitis (1 child).

Main Article

1International Circumpolar Surveillance Hia Working Group: Michael G. Bruce, Dana Bruden, Carolynn DeByle, Marcella Harker-Jones, Tom Hennessy, Kim Boyd Hummel, Debby Hurlburt, Alan J. Parkinson, Debby Parks, Helen Peters, Alisa Reasonover, Tammy Zulz, (CDC); Shelley L. Deeks, Christine Navarro, Raymond Tsang (Public Health Agency of Canada); Carolina Palacios, Isaac Sobel (Nunavut Department of Health); Cheryl Case, Andre Corriveau (Northwest Territories Department of Health and Social Services); Colleen Hemsley, Bryce Larke (Yukon Health and Social Services); Marguerite Lovgren, Gregory Tyrell (National Centre for Streptococcus, Edmonton); Louise Jette, Louise Ringuette (Quebec Public Health Laboratory)

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