Emerging Infectious Disease ISSN: 1080-6059

Scavenging Ducks and Transmission of Highly Pathogenic Avian Influenza, Java, Indonesia

Joerg Henning

, Hendra Wibawa, John Morton, Tri Bhakti Usman, Akhmad Junaidi, and Joanne Meers

Author affiliations: Author affiliations: The University of Queensland, Brisbane, Queensland, Australia (J. Henning, J. Morton, J. Meers); Australian Animal Health Laboratory, Geelong, Victoria, Australia (H. Wibawa); and Disease Investigation Centre, Wates, Indonesia (T.B. Usman, A. Junaidi)

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Figure 2

Bird- and flock-level seroprevalences of avian influenza (H5) in ducks and in-contact chickens monitored for infection, Central Java, Indonesia, March 2007–March 2008. Error bars indicate point-wise 95% confidence intervals. Flock-level seroprevalences are proportions of flocks where at least 1 bird had an antibody titer >24 to H5 virus. Estimates are adjusted for the survey structure.

Figure 2. Bird- and flock-level seroprevalences of avian influenza (H5) in ducks and in-contact chickens monitored for infection, Central Java, Indonesia, March 2007–March 2008. Error bars indicate point-wise 95% confidence intervals. Flock-level seroprevalences are proportions of flocks where at least 1 bird had an antibody titer >2⁴ to H5 virus. Estimates are adjusted for the survey structure.

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