Table-1.
Evaluation of AIV infection in wild birds using HI test assay.
| Bird species | Examined n | n (%) | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Positive | H5a only | H7b only | H9c only | Combineda and b | Combineda and c | Combinedb and c | Combineda,b and c | ||
| House crow | 44 | 39 (88.6) | - | 1 (2.6) | 32 (82.1) | - | 4 (10.3) | 1 (2.6) | 1 (2.6) |
| House teal | 6 | - | - | - | - | - | - | - | - |
| Moorhen | 23 | 9 (39.1) | 8 (88.9) | - | - | - | 1 (11.1) | - | - |
| Pigeon | 29 | 13 (44.8) | 13 (100) | - | - | - | - | - | - |
| Cattle egret | 33 | 30 (90.9) | 26 (86.7) | - | 1 (3.3) | - | 3 (10) | - | - |
| Total | 135 | 91 (67.4) | 47 (51.6) | 1 (1.1) | 33 (36.3) | - | 8 (8.8) | 1 (1.1) | 1 (1.1) |
a,b,c
: refer to H5, H7 and H9 antibodies, respectively. AIV=Avian influenza virus, HI=Hemagglutination inhibition. The difference was extremely significant (F=34.2, p<0.0001).