Table 4.
Multivariable regression analysis with length of hospital stay as the dependent variable.
| Covariates | Change in length of hospital stay, days | P-value |
|---|---|---|
| Age | 0.029 | <0.001 |
| ASA classification 2 | −0.81 | <0.001 |
| ASA classification 4 | 1.88 | <0.001 |
| Race – Black or African American | 1.34 | <0.001 |
| Race – Native Hawaiian or Pacific Islander | 5.31 | 0.032 |
| Cerebrovascular accident | 1.94 | 0.034 |
| Steroid use for a chronic condition | 1.11 | 0.024 |
| Prior operation within 30 days – Yes | 6.95 | <0.001 |
| Outpatient | −2.70 | 0.003 |
| Resident present | 0.34 | 0.061 |