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Table 1 Descriptive statistics for all metabolic variables measured with each technique

From: Evaluation of a new whole room indirect calorimeter specific for measurement of resting metabolic rate

  N Mean Min Max ± SD SE Mean Min2 Max3 ± SD SE
VH_MC1   Calculated from ethanol stoichiometry Derived from ethanol combustion
 Burn rate (g/min) 10 0.193 0.106 0.272 0.054 0.017 ----- ----- ----- ----- -----
 RMR4 (kcal/d) 10 1969.1 1083.7 2780.9 554.2 175.3 1631.5 993.3 2131.2 406.0 128.4
 RQ5 (VO2/VCO2) 10 0.67 0.67 0.67 0.001 0.002 0.66 0.65 0.67 0.007 0.002
 VO26 (L/day) 10 405.2 223.0 572.2 114.0 36.1 360.2 218.9 472.3 89.6 28.3
 VCO27 (L/day) 10 270.1 148.7 381.5 76.0 24.0 238.0 141.1 312.5 60.3 19.0
RMR_WRIC8   Calculated from propane stoichiometry Derived from propane combustion
 Burn rate (g/min) 10 0.150 0.122 0.198 0.025 0.008 ----- ----- ----- ----- -----
 RMR (kcal/d) 10 2566.1 2094.1 3398.7 429.6 135.8 2497.5 1997.0 3402.8 445.2 140.8
 RQ (VO2/VCO2) 10 0.60 0.60 0.60 0.00 0.00 0.61 0.59 0.62 0.01 0.00
 VO2 (L/day) 10 548.0 447.2 725.8 91.2 29.0 540.5 433.2 735.2 95.6 30.2
 VCO2 (L/day) 10 328.8 268.3 435.5 55.0 17.4 332.2 261.9 456.8 62.2 19.7
Subjects   Measured by VH_MC Measured by RMR_WRIC
 RMR (kcal/d) 40 1701.7 964.8 2390.4 322.5 51.0 1896.6 1123.2 2865.6 392.4 62.0
 RQ (VO2/VCO2) 40 0.81 0.73 0.93 0.04 0.01 0.83 0.75 0.97 0.05 0.01
 VO2 (l/day) 40 352.4 199.1 510.0 68.6 10.9 396.6 230.0 595.9 81.2 12.8
 VCO2 (l/day) 40 284.4 162.0 373.7 51.6 8.2 319.7 195.7 470.0 65.1 10.3
  1. 1 VH_MC Ventilated hood connected to a metabolic cart
  2. 2 Min Minimum value
  3. 3 Max Maximum value
  4. 4 RMR Resting metabolic rate
  5. 5 RQ Respiratory quotient
  6. 6 VO 2 Ventilation rate of oxygen
  7. 7 VCO 2 Ventilation rate of carbon dioxide
  8. 8 RMR_WRIC Resting metabolic rate whole room indirect calorimeter