TABLE 1.
Assignment of APEC, Afecal, and Aenviron E. coli strains to phylogenetic groups and mean numbers of VAGs in strains belonging to different EcoR groups
| Isolates | n | Mean no. of VAGs per strain
|
% of isolates
|
||||||
|---|---|---|---|---|---|---|---|---|---|
| Group A | Group B1 | Group B2 | Group D | Group A | Group B1 | Group B2 | Group D | ||
| APEC | 121 | 12.0 | 13.0 | 22.6 | 15.7 | 34.5 | 2.5 | 44.5a | 18.5 |
| Afecal | 211 | 7.0 | 5.9 | 14.3 | 11.6 | 11.8 | 26.1 | 23.2 | 38.9a |
| Aenviron | 35 | 3.7 | 6.9 | 19.0 | 6.0 | 65.7a | 25.7 | 2.9 | 5.7 |
| Total | 367 | 8.8 | 6.4 | 18.7 | 12.3 | 25.8 | 18.4 | 28.2 | 29.0 |
a
There was a significant association (P < 0.0001) of strains with phylogenetic groups.