Table 2 AIV detection results from poultry and environmental samples before and after vaccination
Period | N | No. positive (%) | HA subtype (%) | |||
|---|---|---|---|---|---|---|
H5 | H7 | H9 | HA untyped | |||
Poultry samples | ||||||
Vaccination before | 1588 | 299 (18.83) | 33 (2.08) | 24 (1.51) | 185 (11.65) | 57 (3.59) |
Vaccination after | 1098 | 381 (34.7) | 4 (0.36) | 0 (0) | 328 (29.87) | 49 (4.46) |
Environmental samples | ||||||
Vaccination before | 1448 | 298 (18.77) | 62 (4.28) | 40 (2.76) | 152 (10.5) | 44 (3.04) |
Vaccination after | 1062 | 226 (21.28) | 4 (0.38) | 0 (0) | 152 (14.31) | 70 (6.59) |
Total | 5196 | 1204 (23.17) | 103 (1.98) | 64 (1.23) | 817 (15.72) | 220 (4.23) |