Table 2. Results of an AMOVA depicting the contribution of host populations and host individuals to the partitioning of genetic variation in E. coli isolates.
Source of variation | d.f. | Sum of squares | Variance components | Percentage variation | FST | P |
Patristic distance | ||||||
Among host populations | 1 | 0.753 | 0.002 | 0.68 | 0.007 | 0.094 |
Among individual hosts within host populations | 119 | 49.492 | 0.095 | 40.46 | 0.407 | 0.000 |
Within individual hosts | 232 | 32.181 | 0.139 | 58.86 | 0.411 | 0.000 |
Haplotype distance | ||||||
Among host populations | 1 | 1.608 | 0.004 | 0.89 | 0.009 | 0.000 |
Among individual hosts within host populations | 119 | 90.265 | 0.138 | 27.57 | 0.278 | 0.000 |
Within individual hosts | 232 | 82.983 | 0.358 | 71.54 | 0.285 | 0.000 |