TABLE 3.
Percentages of strains within individual ribotypes in which a second epitype was shared at a frequency of ≥50%a
| Ribotype (n) | Shared epitype (n) | % of strains |
|---|---|---|
| 1 (20) | Serotype 6B (19) | 95 |
| 4 (12) | Serotype 6B (11) | 91.7 |
| 8 (8) | PFGE 10 (7) | 87.5 |
| 8 (8) | Nontypeable (8) | 100 |
| 9 (8) | PFGE 11 (8) | 100 |
| 9 (8) | Serotype 9A (6) | 75 |
| 9 (8) | Rep-PCR 4 (5) | 62.5 |
| 10 (12) | PFGE 11 (9) | 81.8 |
| 10 (12) | Serotype 9A (6) | 50 |
| 10 (12) | Rep-PCR 3 (6) | 50 |
| 12 (10) | Serotype 19F (10) | 100 |
| 12 (10) | PFGE 3 | 70 |
a
Only ribotypes consisting of five or more strains were considered.