Table 2.
Viral transition rates and numbers between host species and their statistical support values for the H5 hemagglutinin gene of the highly pathogenic avian influenza clade 2.3.4.4b viruses isolated worldwide during 2010–2022.
| Transition from | Transition to | Mean actual migration ratea (95% BCI) | Mean number of Markov jumps (95% BCI) | Bayes factor | Posterior probability |
|---|---|---|---|---|---|
| Domestic Anseriformes | Domestic Galliformes | 0.041 (0–0.213) | 2.282 (1–4) | 0.646 | 0.345 |
| Wild birds | 0.278 (0.031–0.602) | 6.213 (4–10) | >200 | 0.999 | |
| Domestic Galliformes | Domestic Anseriformes | 0.561 (0.094–1.126) | 22.860 (14–31) | >200 | 1.0 |
| Wild birds | 1.085 (0.211–2.124) | 39.674 (25–56.5) | >200 | 1.0 | |
| Wild birds | Domestic Anseriformes | 0.906 (0.224–1.790) | 48.814 (40–58) | >200 | 1.0 |
| Domestic Galliformes | 2.523 (0.509–4.651) | 128.448 (109–148) | >200 | 1.0 |
a
Actual transition rates were calculated as rate × indicator.