Table 1.
Descriptive Statistics for all Metabolic Variables Measured with Each Technique.
| N | Mean | Min | Max | ± SD | SE | Mean | Min | Max | ± SD | SE | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| HG_MC | Calculated from ethanol stoichiometry | Derived from ethanol combustion | |||||||||
| Burn rate (g·min) | 10 | 0.193 | 0.106 | 0.272 | 0.054 | 0.017 | ----- | ----- | ----- | ----- | ----- |
| EE (kcal·30-min) | 10 | 40.4 | 22.3 | 57.1 | 11.4 | 3.6 | 34.41 | 20.8 | 45.3 | 8.5 | 2.7 |
| RQ (VO2/VCO2) | 10 | 0.67 | 0.67 | 0.67 | 0.00 | 0.00 | 0.661 | 0.65 | 0.67 | 0.01 | 0.00 |
| VO2 (L·30-min) | 10 | 8.44 | 4.65 | 11.92 | 2.38 | 0.75 | 7.611 | 4.59 | 10.02 | 1.89 | 0.60 |
| VCO2 (L·30-min) | 10 | 5.63 | 3.10 | 7.95 | 1.58 | 0.50 | 5.031 | 2.98 | 6.62 | 1.27 | 0.40 |
| EX_WRIC | Calculated from propane stoichiometry | Derived from propane combustion | |||||||||
| Burn rate (g·min) | 10 | 0.168 | .112 | .232 | .033 | .01 | ----- | ----- | ----- | ----- | ----- |
| EE (kcal·30-min) | 10 | 60.0 | 40.5 | 83.0 | 11.7 | 3.7 | 59.8 | 39.4 | 83.2 | 11.5 | 3.6 |
| RQ (VO2/VCO2) | 10 | 0.60 | 0.60 | 0.60 | 0.00 | 0.00 | 0.60 | 0.55 | 0.63 | 0.03 | 0.01 |
| VO2 (L·30-min) | 10 | 12.81 | 8.55 | 17.72 | 2.50 | 0.79 | 12.99 | 8.61 | 18.06 | 2.48 | 0.79 |
| VCO2 (L·30-min) | 10 | 7.68 | 5.13 | 10.63 | 1.50 | 0.48 | 7.841 | 4.99 | 10.89 | 1.60 | 0.51 |
| Subjects | Measured by HG_MC | Measured by EX_WRIC | |||||||||
| EXEE (kcal·30-min) | 15 | 216.7 | 85.6 | 305.9 | 71.5 | 18.5 | 266.6 | 139.9 | 316.8 | 56.2 | 14.5 |
| RQ (VO2/VCO2) | 15 | 0.92 | 0.83 | 1.02 | 0.05 | 0.01 | 0.85 | 0.75 | 0.93 | 0.05 | 0.01 |
| VO2 (L·30-min) | 15 | 43.0 | 21.1 | 61.2 | 12.4 | 3.2 | 49.9 | 22.5 | 64.7 | 13.6 | 3.5 |
| VCO2 (L·30-min) | 15 | 41.6 | 20.3 | 63.2 | 14.2 | 3.7 | 44.81 | 26.4 | 56.0 | 9.0 | 2.3 |
Difference (P<0.05) between stoichiometry and combustion by paired t-test for above table.