Independent variable | Odds ratio | Lower 95% CI | Upper 95% CI | P-value |
---|---|---|---|---|
Year | 1.08 | 1.07 | 1.09 | <.0001 |
Age-group | 1.07 | 1.05 | 1.09 | <.0001 |
Female | 1.26 | 1.20 | 1.32 | <.0001 |
Race | ||||
White (reference) | 1.00 | |||
Black | 1.03 | 0.97 | 1.11 | 0.3455 |
Hispanic | 1.21 | 1.12 | 1.30 | <.0001 |
Asian/Pacific Islander | 1.11 | 1.01 | 1.22 | 0.0384 |
Other | 1.11 | 0.98 | 1.24 | 0.0895 |
Primary payer | ||||
Private insurance (reference) | 1.00 | |||
Medicare | 0.75 | 0.70 | 0.80 | <.0001 |
Medicaid | 1.19 | 1.10 | 1.29 | <.0001 |
Uninsured | 1.08 | 0.94 | 1.25 | 0.2619 |
No charge | 0.79 | 0.52 | 1.19 | 0.2552 |
Other | 1.80 | 1.59 | 2.04 | <.0001 |
Severity of illness: APR-DRG | 1.27 | 1.22 | 1.32 | <.0001 |
Number of diagnoses | 1.07 | 1.07 | 1.08 | <.0001 |
In-hospital death | 6.01 | 5.64 | 6.40 | <.0001 |
Quartile of median income by zip code | 1.02 | 1.00 | 1.05 | 0.0500 |
Hospital bed size | ||||
Large (reference) | 1.00 | |||
Small | 0.83 | 0.77 | 0.89 | <.0001 |
Medium | 0.99 | 0.93 | 1.05 | 0.7938 |
Hospital location and teaching status | ||||
Urban-teaching (reference) | 1.00 | |||
Rural | 0.78 | 0.70 | 0.87 | <.0001 |
Urban-nonteaching | 0.87 | 0.82 | 0.92 | <.0001 |
Hospital region | ||||
South (reference) | ||||
Northeast | 1.01 | 0.93 | 1.10 | 0.8382 |
Midwest | 1.02 | 0.95 | 1.11 | 0.5550 |
West | 1.05 | 0.97 | 1.13 | 0.2439 |