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Volume 12, Number 12—December 2006

Research

Risk Factors for Human Infection with Avian Influenza A H5N1, Vietnam, 2004

Pham Ngoc Dinh*, Hoang Thuy Long*, Nguyen Thi Kim Tien†, Nguyen Tran Hien*, Le Thi Quynh Mai*, Le Hong Phong*Comments to Author , Le Van Tuan†, Hoang Van Tan*, Nguyen Binh Nguyen*, Phan Van Tu†, Nguyen Thi Minh Phuong†, and the World Health Organization/Global Outbreak Alert and Response Network Avian Influenza Investigation Team in Vietnam
Author affiliations: *National Institute of Hygiene and Epidemiology, Hanoi, Vietnam; †Pasteur Institute, Ho Chi Minh City, Vietnam

Main Article

Table 2

Results of multivariate analysis of potential risk factors for human infection with avian influenza A H5N1, Vietnam, 2004*

Exposure and characteristics Odds ratio 95% CI p value
Prepare and cook sick or dead poultry 8.99 0.98–81.99 0.052
Sick or dead poultry in household 4.94 1.21–20.20 0.026
No indoor water source in household 6.46 1.20–34.81 0.03

*Conditional logistic regression; final model with 3 variables entered; χ2 for likelihood ratio test = 28.35; p<0.001; no. observations = 134; CI, confidence interval.

*Conditional logistic regression; final model with 3 variables entered; χ2 for likelihood ratio test = 28.35; p<0.001; no. observations = 134; CI, confidence interval.

*Conditional logistic regression; final model with 3 variables entered; χ2 for likelihood ratio test = 28.35; p<0.001; no. observations = 134; CI, confidence interval.

Main Article

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