Table 1. AFLP genotyping results of MDR E. coli in patient groups.
| Cluster size1 | All isolates (n = 222) | Group I (n = 127) | Group II (n = 95) | |||
|---|---|---|---|---|---|---|
| no. of clusters | proportion of all isolates | no. of clusters | proportion of Group I isolates | no. of clusters | proportion of Group II isolates | |
| 1 (unique profile) | 47 | 21,2% | 44 | 34,6% | 27 | 28,4% |
| 2 | 13 | 11,7% | 9 | 14,2% | 13 | 27,4% |
| 3 | 9 | 12,2% | 4 | 9,4% | 3 | 9,5% |
| 4 | 2 | 3,6% | 1 | 3,1% | 3 | 12,6% |
| 5 | 3 | 6,8% | 3 | 11,8% | - | - |
| 6 | 2 | 5,4% | - | - | - | - |
| 7 | 3 | 9,4% | 1 | 5,5% | - | - |
| 8 | 2 | 7,2% | - | - | - | - |
| >10 | 1 (50) | 22,5% | 1 (27) | 21,3% | 1 (21) | 22,1% |
| Total no. of different clusters | 92 | 100,0% | 63 | 100,0% | 47 | 100,0% |
1Number of isolates per cluster with identical AFLP profiles is indicated. Profiles with a similarity score of at least 85%, allowing maximally one different band (Fig 1), were considered as identical.