Is Energy Delivery Guided by Indirect Calorimetry Associated With Improved Clinical Outcomes in Critically Ill Patients? A Systematic Review and Meta-analysis.

21 Although the authors did not report on changes in muscle mass (secondary outcomes of this review), a decreasing trend in phase angle (a marker of cell health and reported to relate to nutrition status and muscularity) from baseline to discharge was noted in the predictive equation arm with no change in the IC arm. 21 No studies reported on muscle strength measures.

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