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Table 1 Differences of EE according to various BW.

From: Energy expenditure (EE) in mechanically ventilated patients: espen equation using different body weights (BW) vs. indirect calorimetry (IC)

ESPEN equation

Mean Δ (calculated- measured EE)( ± 2SD)*p < 0.05 Bonferroni post hoc test

BWAN

271 (-1273 ; 731)*

BWADJ

265 (-1339 ; 809)*

BWMES

368 (-1478 ; 742)*

BWBMI22.5

-15 (-811 ; 841)

BWBMI25

195 (-1041 ; 651)