Assessment of Energy Expenditure and Fuel Utilization in Man
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TL;DR
A comparison of direct and indirect methods for Calorimetry with respect to the 2H2180 technology shows that direct methods are superior to indirect methods in terms of accuracy and efficiency.
Abstract
DIRECT AND INDIRECT CALORIMETRY .. . . . .... . . . . ... . . ..... . . . ..... . ..... . ..... . . ..... . 1 87 Introduction 1 87 Heat Balance Equation ...... 188 Direct Calorimetry . . . . ...... . ....... ...... . . . .. . . . . . . . . . . . . . . . ... . . . .. ..... .... 1 89 Indirect Calorimetry..... . . . . . . . . . . . . . . . . . .. . . . ..... . ... . . . . . . . . . . ... . . . . . . . . . . . . . . . . . ... . . . ...... 190 Indirect Calormietry with a Respiration Chamber 192 FUEL UTILIZATION IN MAN . . . ..... . . . . ..... . ....... .... . ....... ..... . ...... ... . . 193 Theoretical Limitations ..... . . . .. ..... ... . . . ..... . . . .... . . .... . . . . . .... . . .... . ..... .... 195 Physiological Considerations. .. . ........ . . . .... . ..... . . ..... . . .. . . . . .... . ..... . .... . . ...... .... 196 Stoichiometry .. . . ... . . . . . ... . . ........ . ... ...... ..... . . ..... ..... ......... . . ... . .... . . 200 NONCALORIMETRIC METHODS WITH REFERENCE TO THE 2H2180 TECHNIQUE . . . . . . . . . . .. . . . . ..... . . ..... . . ..... . . ... . . . ... . . . .... . .. . . . . ... . . ... . . . . ... . . 203
