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Multivariate predictor of 30-day unplanned readmission rate*
| Predictor | Odds Ratio | 95% CI | P value |
|---|---|---|---|
| Lasthgb (g/dL) | 0.82 | 0.70 to 0.96 | 0.013 |
Predictor variables with p > 0.2 in the univariate analysis, as well as gender and comorbidities, which had significant interaction with hgb levels, were dropped from final multivariate model. In addition, d-hgb has a p-value of 0.154 in the initial multivariate analysis and was dropped from final multivariate model.
