| Strains | CP S. aureus (10 strains) | CN S. aureus (10 strains) | CNS other than S. aureus (40 strains) | |||
| Number of positive strains | % | Number of positive strains | % | Number of positive strains | % | |
| Phenotypic (coagulase test) | 10 | 100 | 0 | 0 | 0 | 0 |
| Genotypic (coa gene) | 10 | 100 | 10 | 100 | 0 | 0 |