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Table 2 Summary of cluster analysis with strains belonging to different E. coli pathogroups
| Cluster 1 | Cluster 2 | Total | ||||
|---|---|---|---|---|---|---|
| Pathogroup | Strains (%) | Serotypes (%) | Strains (%) | Serotypes (%) | Strains | Serotypes |
| EHEC | 64 (100.0) | 14 (100) | 0 (0) | 0 | 64 | 14 |
| typical EPEC | 46 (63.0) | 9 (47.4) | 27 (37.0) | 12 (63.2) | 73 | 19a |
| atypical EPEC | 129 (54.9) | 40 (50.0) | 106 (45.1) | 45 (56.25) | 235 | 80b |
| STEC | 0 (0) | 0 | 52 (100.0) | 20 (100) | 52 | 20 |
| apathogenic E. colic | 0 (0) | 0 | 21 (100.0) | 18 (100) | 21 | 18 |
| all groups | 239 | 63 | 206 | 95 | 445 | 151 |
