Table 4.
Twenty‐two experts opinions (n = 22) on the risk categories of different pathways of introduction of avian influenza into north, central and south regions of Gombe state, Nigeria
| State | Gombe | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Region | North | Central | South | ||||||
| Risk category | HR | LR | RC | HR | LR | RC | HR | LR | RC |
| Source of HPAI | |||||||||
| Frozen/dressed chicken from infected states | 0 | 22 | Low | 0 | 22 | Low | 2 | 20 | Low |
| Trade in live birds | 3 | 19 | Low | 11 | 11 | Moderate | 20 | 2 | High |
| Formites | 6 | 16 | Low | 7 | 15 | Low | 9 | 13 | Low |
| Contaminated local surface water source | 9 | 13 | Low | 5 | 13 | Low | 10 | 12 | Low |
| Migratory wild birds | 3 | 19 | Low | 3 | 19 | Low | 4 | 18 | Low |
| Legal importation of birds | 6 | 16 | Low | 2 | 20 | Low | 10 | 12 | Low |
| Introduction of eggs from other places | 9 | 13 | Low | 9 | 13 | Low | 9 | 13 | Low |
| Returning trucks from infected areas | 11 | 11 | Moderate | 10 | 12 | Low | 11 | 11 | Moderate |
| Mutation (LPAI to HPAI) | 4 | 18 | Low | 2 | 20 | Low | 9 | 13 | Low |
HR, high risk; LR, low risk; RC, risk category; LPAI, low‐pathogenic avian influenza; HPAI, highly pathogenic avian influenza.