Critical Care Research and Practice / 2018 / Article / Tab 1

Research Article

Characteristics, Outcomes, and Cost Patterns of High-Cost Patients in the Intensive Care Unit

Table 1

Patient characteristics.

High cost ()Non-high cost () value

Age, mean years (SD)60.7 (16.3)62.3 (17.3)0.012
Category (%)
 18–4517.315.90.274
 46–6951.246.30.113
 70–7920.721.40.845
 80+10.816.40.007
Sex, male59.656.10.063
Elixhauser comorbidity score (total)6.125.28<0.001
Congestive heart failure14.89.1<0.001
Pulmonary circulation disorder5.63.50.003
Peripheral vascular disorder10.110.80.527
Chronic obstructive pulmonary disease19.012.4<0.001
Diabetes25.726.40.658
Renal failure8.95.3<0.001
Liver disease6.65.40.185
Metastatic cancer5.57.20.075
Solid tumour without metastases13.313.30.988
Emergency Department visits within 12 months, mean3.12.80.201
Intensive Care Unit admissions within 12 months, mean1.31.0<0.001
LOS, median days (IQR)
 Acute LOS38 (17–74)4 (1–11)<0.001
 ICU LOS26 (17–38)4 (2–8)<0.001
 Total LOS68 (49–103)10 (4–20)<0.001
Disposition (%)
 Home23.945.2<0.001
 Signed out against medical advice0.10.70.029
 Transferred to acute care21.113.90.003
 Transferred to long-term care35.112.1<0.001
 In-hospital mortality21.128.4<0.001

SD: standard deviation; LOS: length of stay; IQR: interquartile range.

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