Table 4.
Summary of explanatory factors for the epidemiological associations found by the identification of putative transmission clusters based on a maximum distance of 12 SNPs between M. bovis isolates obtained in Catalonia, Spain, from 2008 to 2018.
| Most Likely Explanatory Factor | Cluster/Sub-Cluster | |||||
|---|---|---|---|---|---|---|
| Residual infection | I.1 | III.1 | V.1a | VI.2 | ||
| Neighborhood | V.1b | VI.4 | VI.5a | VI.5b | VII.1 | VII.2 |
| Proximity | I.3 | II.4 | III.2 | |||
| Movement | II.1 | II.3 | VI.1 | VI.6 | ||
| Shared pasture | II.5 | VI.5 | VII.3 | |||
| Livestock-wildlife interaction | III.3 | VI.3 | VI.5a | VI.5c | ||
| Unknown | I.2 | II.2 | ||||