Table 2.

Multivariate analysis predicting need for incision and drainage

CharacteristicAll strains (MRSA and MSSA)MSSA strains only
P valueOR95% CIP valueOR95% CI
Age0.420.990.97–1.010.861.000.97–1.03
Male sex0.052.570.98–6.700.063.440.95–12.50
Methicillin resistance0.711.220.42–3.55
PVL present0.132.240.79–6.350.034.731.14–19.68
Fever present at Dx0.0165.671.39–23.130.075.500.89–33.92