Indirect Calorimetry
Can calculation of energy expenditure based on CO2 measurements replace indirect calorimetry?
... present study, we implemented 5% accuracy rates according to the clinical relevancy of the results. For ex- ample, 5% accuracy for the mean measured EE of the present study (1956 kcal/d) means allowing ±98 kcal/d ...
8
INDIRECT CALORIMETRY IN THE ASSESSMENT OF THE ENERGY REQUIREMENT IN OVERWEIGHT AND OBESE WOMEN
... The resting metabolic rate measured with method of indirect calorimetry using the Fitmate PRO monitor is not the same as the basal energy requirement estimated on the basis of the predic- tive formulas. It ...
7
Heat Production Partition in Sheep Fed above Maintenance from Indirect Calorimetry Data
... The objective of this study is to compare the partition of heat energy (HE) in two sheep breeds by indirect calorimetry and integral calculus. An experiment was conducted with two Spanish native sheep ...
13
Low validity of the Sensewear Pro3 activity monitor compared to indirect calorimetry during simulated free living in patients with osteoarthritis of the hip
... and indirect calorimetry the large bias (overestimation) observed during a variety of common activities of daily li- ving represents a major concern for the validity in patients with hip ...
8
Agreements between Indirect Calorimetry and Prediction Equations of Resting Energy Expenditure in End Stage Renal Disease Patients on Continuous Ambulatory Peritoneal Dialysis
... between indirect calorimetry and several REE estimating equations in 38 ESRD patients on peritoneal dialysis, we performed indirect calorimetry and compared the results with REEs estimated ...
10
Integrative analysis of indirect calorimetry and metabolomics profiling reveals alterations in energy metabolism between fed and fasted pigs
... Indirect calorimetry is a noninvasive method to study energy expenditure by respiratory gas exchange analysis ...direct calorimetry are a phenotypic reaction of an organ- ism ’ s metabolism, as it ...
11
The Total Amount of Energy Delivered by A Brazilian Hospital Catering does not Meet Patient Requirements as Measured by Indirect Calorimetry
... The literature is controversial regarding the dietary recommendations for hospitalized patients in Brazil. Objective: We aimed to determine whether the energy content of the diet for hospitalized patients met their ...
6
Variation in the respiratory quotient of birds and implications for indirect calorimetry using measurements of carbon dioxide production
... Indirect calorimetry is a commonly used method for estimating an animal’s metabolic energy expenditure based on rates of oxygen consumption or carbon dioxide ...
7
Resting energy expenditure in a cohort of female patients with bipolar disorder: indirect calorimetry vs Harris-Benedict, Mifflin-St. Jeor, LARN Equations
... To compare predictive formulae commonly used to calculate resting energy expenditure (REE) with the indirect calorimetry (IC) in a sample of female outpatients with bipolar I disorder,[r] ...
6
Estimating the agreement between the metabolic rate calculated from prediction equations and from a portable indirect calorimetry device: an effort to develop a new equation for predicting resting metabolic rate
... Metabolic rate is the rate of energy expenditure in humans. The highest amount of this energy (50–75%) is essential for the development and maintenance of basic organic functions, while the person is at rest. Terms such ...
9
Metabolic Rates at Different Oxygen Levels Determined by Direct and Indirect Calorimetry in the Oxyconformer Sipunculus Nudus
... Total heat production matched the aerobic calculated values above 8.66 kPa, but at lower oxygen levels a significant discrepancy between total and aerobic heat production was observed, i[r] ...
18
Energy expenditure in critically ill patients estimated by population-based equations, indirect calorimetry and CO2-based indirect calorimetry
... based calorimetry a simple and accurate method for determination of EE in critically ill patients, whenever needed. Production of the most extensively used IC sys- tem (Deltatrac Metabolic Monitor) has been ...
11
Measuring energy expenditure in the intensive care unit: a comparison of indirect calorimetry by E sCOVX and Quark RMR with Deltatrac II in mechanically ventilated critically ill patients
... The limitation of the study lies in the pragmatic ap- proach using the standard ventilator without an intrinsic flow. Therefore, the external validity is limited to the set-up and protocol of the present study. ...
9
Simultaneous Direct and Indirect Calorimetry on Normoxic and Anoxic Goldfish
... By simultaneous calorimetry the amounts of oxidized substrates during normoxia and anoxia and the amount of excreted ethanol, the end product of incomplete anaerobic oxidation, as well a[r] ...
12
Oxygen Consumption A Comparison between Calculation by Fick's Principle and Measurement by Indirect Calorimetry
... Oxygen Consumption A Comparison Between Calculation by fick's Principle and Measurement by Indirect Colorimetry xygen Consumption A Co Between Calculation by fick s Princip~e and Measurement by Indire[.] ...
6
Validation of carbon dioxide production (VCO2) as a tool to calculate resting energy expenditure (REE) in mechanically ventilated critically ill patients: a retrospective observational study
... 10. Rehal MS, Fiskaare E, Tjäder I, Norberg Å, Rooyackers O, Wernerman J. Measuring energy expenditure in the intensive care unit: a comparison of indirect calorimetry by E-sCOVX and quark RMR with ...
6
Applying indirect open-circuit calorimetry to study energy expenditure in gnotobiotic mice harboring different human gut microbial communities
... Given the increasing use of gnotobiotic mouse models for deciphering the effects of human microbial communities on host biology, there is a need to develop new methods for characterizing these animals while maintaining ...
8
Validation of Equations for the Prediction of Resting Metabolic Rate in Sri Lankan Adults
... and indirect calorimetry require strictly controlled conditions before and during the measurement as RMR can be influenced by many factors such as room temperature, time of the day, food intake, physical ...
8
Strategies for optimal calorie administration in critically ill patients
... Nutritional therapy is one of the important treatments in critically ill patients. How to estimate calorie consumption and how to determine an optimal calorie dose are clinical questions of great importance. Although ...
9
Salt Tectonism In The Carolina Trough
... by indirect calorimetry is listed as ...via indirect calorimetry (Ainsworth et ...via indirect calorimetry (Ainsworth et ...
201