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Volume 18, Number 11—November 2012
Research

Sources of Dengue Viruses Imported into Queensland, Australia, 2002–2010

David WarrilowComments to Author , Judith A. Northill, and Alyssa T. Pyke
Author affiliations: Queensland Health Forensic and Scientific Services, Archerfield, Queensland, Australia

Main Article

Table 4

Observed and expected numbers of imported DENVs by region, Queensland, Australia, 2002–2010*

Imported DENVs No. (%) from Asia† No. (%) from PNG No. (%) from Pacific Islands No. (%) from non–Asia-Pacific region
Observed 104 (77.0) 18 (13.3) 11 (8.1) 2 (1.5)
Expected‡ 92 (68.2) 11 (7.9) 28 (20.8) 4 (3.2)

2 is 18 (p<0.0004; 2-tailed test); DENVs, dengue viruses; PNG, Papua New Guinea.
†Asia includes travelers to Indonesia, Timor-Leste, Thailand, India, Malaysia, Philippines, Vietnam, Singapore, Cambodia, Sri Lanka and Laos; Papua New Guinea; Pacific Islands includes travelers to Fiji, Samoa, Solomon Islands, Tonga, and Vanuatu; non–Asia-Pacific region was defined as all cases outside the Asia-Pacific region which included Brazil and Guyana.
‡Based on travel data from the Australian Bureau of Statistics (www.abs.gov.au/) for departing Queensland residents who named the country where they planned to spend the most time, selected for those countries designated as having an ongoing dengue transmission risk, according to the Centers for Disease Control and Prevention Dengue Map (www.healthmap.org/dengue).

Main Article

Page created: October 15, 2012
Page updated: October 15, 2012
Page reviewed: October 15, 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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