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Table 1 Mortality in chicken and serological results in ducks within outbreak areas, Cambodia, 2006-2010

From: Environmental contamination and risk factors for transmission of highly pathogenic avian influenza A(H5N1) to humans, Cambodia, 2006-2010

Description 2006 2006 2007 2008 2009 2010
Village Village 1 Village 2 Village 3 MTC Village 3 Village 4
Province KS PV KC KD KC PV
HH visited 50 119 160 1 68 56
HH with poultry morbidity/mortality 17 (34 %) 93 (78 %) 80 (50 %) 1 30 (44 %) 46 (82 %)
HH raising chickens 44 107 111 1 50 53
HH with chicken mortality >20 % 7 (16 %) 80 (75 %) 67 (60 %) 1 18 (36 %) 32 (60 %)
HH raising ducks 23 59 13 1 11 29
HH where blood samples were collected from ducks 19 33 9 1 10 4
HH with positive ducks for anti-A(H5) antibody 10 (52 %) 24 (73 %) 3 (33 %) 1 3 (30 %) 2 (50 %)
Poultry die-off Approximate start date 07 Feb 2006 15 Jan 2006 01 Feb 2007 15 Oct 2008 05 Dec 2009 25 Jan 2010
Date of symptom onset in human A(H5N1) case 14 Mar 2006 29 Mar 2006 2 Apr 2007 28 Nov 2008 11 Dec 2009 13 Apr 2010
Duration from poultry die-off to clinical onset in human case 35 days 73 days 60 days 44 days 6 days 78 days
  1. KD Kandal, KS Kampong Speu, PV Prey Veng, MTC Military training center, HH Households