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Volume 17, Number 6—June 2011

Research

Wild Birds and Increased Transmission of Highly Pathogenic Avian Influenza (H5N1) among Poultry, Thailand

Juthatip Keawcharoen, Jan van den Broek, Annemarie Bouma, Thanawat Tiensin, Albert D.M.E Osterhaus, and Hans HeesterbeekComments to Author 
Author affiliations: Author affiliations: Erasmus Medical Center, Rotterdam, the Netherlands (J. Keawcharoen, A.D.M.E. Osterhaus); Utrecht University, Utrecht, the Netherlands (J. van den Broek, A. Bouma, T. Tiensin, H. Heesterbeek)

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Table

Parameter estimation of the nonhomogeneous birth model using the Burr XII distribution for documenting data on HPAI (H5N1) outbreak in poultry, Thailand, 2004–2007*

Parameter Estimate SE
In(b1) 0.772 0.0777
In(a) 1.142 0.0627
In(c1) −1.574 0.0746
In(c2) −0.045 0.0627
In(c3) 0.523 0.073

*HPAI, highly pathogenic avian influenza.

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