Table 5.
Mean steady state exercise measures at baseline (week 0), week 4 and 8 between intervention groups.
| PL | dGTE | dGTE+ | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Variable | Baseline | Week 4 | Week 8 | Baseline | Week 4 | Week 8 | Baseline | Week 4 | Week 8 |
| RER | 0.91 ± 0.01 | 0.90 ± 0.02 | 0.92 ± 0.02 | 0.90 ± 0.02 | 0.92 ± 0.02 | 0.93 ± 0.01 | 0.92 ± 0.01 | 0.94 ± 0.01 | 0.89 ± 0.01 * |
| FATOX (mg·min−1) | 224.4 ± 27.7 | 237.3 ± 48.9 | 181.6 ± 36.8 | 222.3 ± 41.4 | 185.7 ± 41.1 | 161.3 ± 31.1 | 169.1 ± 37.6 | 152.6 ± 45.8 | 217.2 ± 31.7 |
| FATOX·FFM−1 (mg·min−1) | 4.1 ± 0.5 | 4.4 ± 0.9 | 3.3 ± 0.6 | 4.5 ± 0.8 | 3.6 ± 0.7 | 3.2 ± 0.6 | 3.4 ± 0.7 | 2.9 ± 0.7 | 4.5 ± 0.7 * |
| CHOOXST (%) | 62.6 ± 5.5 | 61.2 ± 5.2 | 68.2 ± 4.1 | 64.4 ± 3.9 | 67.6 ± 4.8 | 63.5 ± 5.3 | 72.0 ± 2.8 | 71.7 ± 2.1 | 63.1 ± 4.2 |
| FATOXST (%) | 31.5 ± 5.0 | 35.4 ± 7.5 | 28.3 ± 6.0 | 34.4 ± 7.4 | 32.2 ± 5.7 | 26.5 ± 5.5 | 27.8 ± 5.5 | 22.5 ± 4.6 | 36.8 ± 5.3 |
| Total EE (kcal.hr−1) | 446.6 ± 27.6 | 420.4 ± 25.8 | 435.8 ± 27.1 | 421.0 ± 30.4 | 407.5 ± 31.8 | 404.4 ± 29.0 | 377.9 ± 28.9 | 383.3 ± 39.4 | 374.4 ± 30.3 |
| CHOcont. EE (%) | 69.9 ± 4.0 | 67.1 ± 6.9 | 75.2 ± 5.2 | 69.1 ± 6.0 | 74.3 ± 5.8 | 77.4 ± 4.6 | 75.0 ± 4.6 | 79.7 ± 4.5 | 65.5 ± 4.6 * |
| FATcont. EE (%) | 30.3 ± 4.1 | 33.4 ± 6.8 | 25.3 ± 5.1 | 31.4 ± 5.8 | 26.5 ± 5.4 | 23.3 ± 4.4 | 25.0 ± 4.6 | 21.0 ± 4.1 | 34.6 ± 4.7 * |
PL = placebo; dGTE = decaffeinated green tea extract; dGTE+ = decaffeinated green tea extract with antioxidants. RER = respiratory exchange ratio; FATOX = fat oxidation rate; FATOX·FFM−1 = relative fat oxidation rate (per kg FFM); CHOOXST= carbohydrate oxidation stability (expressed as %); FATOXST = fat oxidation stability (expressed as %); EE = energy expenditure; CHOcont.EE = contribution of carbohydrate to total EE; FATcont.EE = contribution of fat to total EE. * significantly different to week 4 within condition (p ≤ 0.036).