TABLE 2.
Variable | Adjusted OR (95% CI) | P |
---|---|---|
Inpatient vancomycin use in prior 30 daysa | 4.02 (1.11–14.50)b | .03 |
Stay at Penn Presbyterian Medical Centerc | 1.46 (0.92–2.32) | .10 |
Inpatient levofloxacin use in prior 30 daysd | 2.42 (1.14–5.14) | .02 |
MRSAe | 1.79 (1.14–2.83) | .01 |
Interaction between vancomycin use and methicillin susceptibility | 0.22 (0.05–1.00) | .05 |
NOTE. CI, confidence interval; MRSA, methicillin-resistant S. aureus; OR, odds ratio; SE, standard error.
Coefficient and OR reflect those subjects with methicillin-susceptible S. aureus (MSSA).
Adjusted OR (95% CI) for the association between inpatient vancomycin use in prior 30 days and reduced vancomycin susceptibility was 4.02 (1.11–14.50) in patients with MSSA infection and 0.87 (0.36–2.13) in patients with MRSA infection.
As opposed to the Hospital of the University of Pennsylvania.
As opposed to no inpatient levofloxacin use in prior 30 days.
As opposed to MSSA.