Table 2.
Overall distribution of the different Clonal Complexes (CCs) of S. aureus and CC distribution in the classes of prevalence of mastitis by S. aureus at herd level (low prevalence, LP; medium–low, MLP; medium–high, MHP; high prevalence, HP).
| CC | Number of Strains | Overall Distribution of CCs (%) | Distribution of CCs in the Groups of Prevalence (%) | |||
|---|---|---|---|---|---|---|
| LP | MLP | MHP | HP | |||
| CC1 | 7 | 4.14 | 4.55 | 2.22 | 0 | 8.51 |
| CC5 | 4 | 2.37 | 0 | 0 | 12.12 | 0 |
| CC8 | 70 | 41.42 | 11.36 | 46.67 | 42.42 | 63.83 |
| CC20 | 4 | 2.37 | 6.82 | 0 | 3.03 | 0 |
| CC97 | 21 | 12.43 | 9.09 | 22.22 | 6.06 | 10.64 |
| CC101 | 1 | 0.59 | 0 | 0 | 0 | 2.13 |
| CC133 | 3 | 1.77 | 6.82 | 0 | 0 | 0 |
| CC398 | 24 | 14.20 | 36.36 | 8.89 | 0 | 8.51 |
| CC479 | 5 | 2.96 | 6.82 | 4.44 | 0 | 0 |
| CC522 | 2 | 1.18 | 0 | 4.44 | 0 | 0 |
| CC705 | 12 | 7.10 | 9.09 | 11.11 | 9.09 | 0 |
| ST126 | 14 | 8.28 | 4.55 | 0 | 27.27 | 6.38 |
| ST72 | 1 | 0.59 | 2.27 | 0 | 0 | 0 |
| agr IV, undef. CC | 1 | 0.59 | 2.27 | 0 | 0 | 0 |