TABLE 2.
Cox Proportional Hazard Model for 90-day Readmission
| Variable | Hazard Ratio | 95% Confidence Interval | P |
|---|---|---|---|
| Depression | 1.99 | 1.33–3.00 | 0.0009 |
| Chronic pain | 1.88 | 1.14–3.10 | 0.013 |
| Steroids in the previous 6 mo | 1.33 | 0.92–2.04 | 0.118 |
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