Research Article
Characteristics, Outcomes, and Cost Patterns of High-Cost Patients in the Intensive Care Unit
Table 3
Multivariate logistic regression for variables associated with high cost among all patients.
| Characteristics | OR | 95% confidence intervals | value |
| Age | 18–45 | Reference | 46–69 | 0.75 | 0.61–0.92 | 0.006 | 70–79 | 0.66 | 0.52–0.84 | 0.001 | 80+ | 0.37 | 0.28–0.50 | <0.001 |
| Sex | Male | 1.23 | 0.00–1.42 | 0.016 |
| Discharge disposition | Home | Reference | Transfer acute care | 2.49 | 2.02–3.08 | <0.001 | Transfer continuing care | 1.59 | 0.70–3.61 | 0.263 | In-hospital mortality | 0.65 | 0.52–0.81 | <0.001 |
| Elixhauser comorbidity score | Elixhauser comorbidity score (total) | 1.02 | 1.00–1.03 | 0.006 |
| Most responsible diagnosis | Sepsis | 1.55 | 1.26–1.91 | <0.001 | Malignancy | 1.56 | 1.23–1.98 | <0.001 | Subarachnoid hemorrhage | 2.18 | 1.47–3.24 | <0.001 | Other nontraumatic ICH | 0.95 | 0.55–1.64 | 0.856 | Ischemic stroke | 0.53 | 0.29–0.99 | 0.046 | Heart failure | 0.39 | 0.16–0.96 | 0.040 | AAA and dissection | 0.60 | 0.41–0.87 | 0.007 | Pneumonia | 0.98 | 0.59–1.64 | 0.940 | COPD | 0.85 | 0.54–1.35 | 0.498 | Acute respiratory failure | 2.44 | 1.88–3.18 | <0.001 | Vascular disorders of the intestine | 0.82 | 0.41–1.63 | 0.567 | Liver | 0.62 | 0.32–1.20 | 0.158 | Renal failure | 0.49 | 0.22–1.14 | 0.097 | Traumatic intracranial injury | 1.03 | 0.73–1.46 | 0.863 | Other traumas | 1.34 | 0.99–1.82 | 0.029 | Overdoses | 0.08 | 0.02–0.34 | <0.001 | Complications of procedures | 1.80 | 1.33–2.44 | <0.001 |
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Most responsible diagnosis groups are compared to a reference group made up of all other diagnoses.
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