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Comparison between measured and estimated REE of patients not on fluid overload on the day of IC measurement.
| All Patients (n = 81) | On MV (n = 72) | |
|---|---|---|
| IC | 1735 (413) | 1791 (399) |
| Equations | ||
| Harris-Benedict with stress factor | 1995 (462) a | NA |
| Harris-Benedict | 1535 (356) a | NA |
| 25 kcal/kg | 2031 (576) a | NA |
| Faisy-Fagon | NA | 2081 (298) a |
| Penn State | NA | 1767 (427) |
| ANOVA | <0.0001 | <0.0001 |
a p < 0.0001 vs. IC; Data expressed as mean ± SD. IC, indirect calorimetry; MV, mechanical ventilation.
