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Volume 20, Number 4—April 2014

Research

Active Surveillance for Avian Influenza Virus, Egypt, 2010–2012

Ghazi KayaliComments to Author , Ahmed Kandeil, Rabeh El-Shesheny, Ahmed S. Kayed, Mokhtar M. Gomaa, Asmaa M. Maatouq, Mahmoud M. Shehata, Yassmin Moatasim, Ola Bagato, Zhipeng Cai, Adam Rubrum, Mohamed A. Kutkat, Pamela P. McKenzie, Robert G. Webster, Richard J. Webby, and Mohamed A. Ali
Author affiliations: St. Jude Children's Research Hospital, Memphis, Tennessee, USA (G. Kayali, A. Rubrum, P.P. McKenzie, R.G. Webster, R.J. Webby); National Research Center, Giza, Egypt (A. Kandeil, R. El-Shesheny, A.S. Kayed, M.M. Gomaa, A.M. Maatouq, M.M. Shehata, Y. Moatasim, O. Bagato, M.A. Kutkat, M.A. Ali); Georgia State University, Atlanta, Georgia, USA (Z. Cai)

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Table 2

Epizootiologic data for avian influenza virus isolated from poultry in 7 governorates in Egypt, 2010–2012

Variable Samples collected, no. (%) Influenza A–positive samples, no. (%) p value
Sample type Not significant
Cloacal 6,904 (60.3) 686 (9.9)
Oropharyngeal
4,548 (39.7)
458 (10.1)

Governorate <0.001
Cairo 2,690 (23.4) 173 (6.4)
Daqahliya 1,440 (12.6) 259 (18)
Qalubiya 1,478 (12.9) 141 (9.5)
Menofiya 935 (8.2) 28 (3)
Sharqiya 2,365 (20.7) 236 (10)
Fayyoum 2,006 (17.5) 262 (13.1)
BeniSuef
538 (4.7)
45 (8.4)

Species 0.023
Chickens 9,639 (84.2) 938 (9.7)
Ducks 1,179 (10.3) 145 (12.3)
Geese 139 (1.2) 12 (8.6)
Pigeons 410 (3.6) 36 (8.8)
Turkeys 85 (0.7) 13 (15.3)
Production sector <0.001
Abattoir 992 (8.7) 51 (5.1)
Commercial farm 6,398 (55.8) 745 (11.6)
Backyard flock 1,261 (11) 159 (12.6)
Live-bird market
2,801 (24.5)
189 (6.7)

Bird health status <0.001
Healthy 10,117 (88.4) 841 (8.3)
Sick 1,217 (10.6) 35 (20.8)
Dead
118 (1)
50 (42.4)

Bird age, y <0.001
0–1 11,328 (98.9) 1120 (9.9)
>1 124 (1.1) 24 (19.4)

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