Table 5.
Predictors of 30-Day Healthcare Cost in Multivariate Analysis
| Patient Characteristics | Cost Ratio | Lower 95% Confidence Interval | Upper 95% Confidence Interval | P Value |
|---|---|---|---|---|
| Oritavancin | 0.998 | 0.837 | 1.19 | .98 |
| Vancomycin | 1 | reference | ||
| Decade increase in age | 0.96 | 0.94 | 0.97 | <.001 |
| Charlson Comorbidity Index | 1.09 | 1.08 | 1.11 | <.001 |
| Any patient service during baseline | 0.84 | 0.76 | 0.92 | <.001 |
| Life-threatening condition | 2.67 | 2.49 | 2.87 | <.001 |
| Nonlife threatening condition | 1.28 | 1.19 | 1.37 | <.001 |
| Neither life threatening nor systemic symptoms | 1 | reference | ||
| Cellulitis/abscess skin infection diagnosis | 0.93 | 0.85 | 1.02 | .14 |
| Wound infection diagnosis | 1.11 | 1.02 | 1.21 | .01 |
| Other skin infection diagnosis | 1.19 | 1.11 | 1.29 | <.001 |
| Upper extremity infection site | 0.92 | 0.86 | 0.97 | .01 |
| Abdomen/pelvis infection site | 1.09 | 1.02 | 1.17 | .02 |