TABLE 3.

Association of the number of virulence genes and the proportion of animal and human S. aureus strains

No. of virulence genesNo. of animal strains (n = 77)No. of human strains (n = 168)POdds ratio95% Confidence interval
2050.330.190.01-3.5
33140.280.450.1-1.6
417410.750.90.5-1.7
539800.681.10.7-1.9
615270.581.30.6-2.5
7310.096.770.7-66.2