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Table 2 Respiratory gas exchange measurements, and calculated fat and glucose utilisation, between FTO rs9939609 genotypes after isocaloric HI (80% VO2peak) and LO (40% VO2peak) intensity exercise

From: High intensity exercise downregulates FTO mRNA expression during the early stages of recovery in young males and females

  Genotype P value
AA AT TT
HI
 Workload (W) 127.6 ± 13.1 126.0 ± 7.5 113.9 ± 7.6 0.767
 T.I (min:sec) 36:45 ± 2:00 39:29 ± 3:07 41:21 ± 3:02 0.511
 Av. VO2 (ml.kgbw.min−1) 29.0 ± 1.4 28.7 ± 2.1 27.0 ± 1.7 0.674
 Av. RER 0.96 ± 0.07 0.99 ± 0.02 0.96 ± 0.01 0.323
 RER AUC 62.7 ± 4.4 58.9 ± 5.8 71.9 ± 5.0 0.206
 Fat utilisation (g.kgLBM− 1.T.I− 1) 0.12 ± 0.04 0.10 ± 0.04 0.14 ± 0.03 0.709
 Glucose utilisation (g.kgLBM− 1.T.I− 1) 1.58 ± 0.13 1.68 ± 0.04 1.69 ± 0.12 0.740
 Fat utilisation (%) 14.5 ± 4.5 10.2 ± 3.8 15.8 ± 3.2 0.593
 Glucose utilisation (%) 85.5 ± 4.5 89.8 ± 3.8 84.2 ± 3.2 0.593
LO
 Workload (W) 63.8 ± 6.6 62.9 ± 7.5 57.1 ± 7.6 0.779
 T.I (min:sec) 54:28 ± 2:58 57:59 ± 4:06 61:04 ± 4:19 0.472
 Av. VO2 (ml.kgbw.min− 1) 20.0 ± 0.7 21.3 ± 1.2 19.0 ± 0.9 0.289
 Av. RER 0.89 ± 0.01 0.91 ± 0.02 0.90 ± 0.01 0.603
 RER AUC 82.6 ± 3.4 77.8 ± 6.5 86.4 ± 6.5 0.410
 Fat utilisation (g.kgLBM− 1.T.I− 1) 0.31 ± 0.04 0.24 ± 0.05 0.32 ± 0.05 0.498
 Glucose utilisation (g.kgLBM− 1.T.I− 1) 1.15 ± 0.08 1.33 ± 0.08 1.29 ± 0.10 0.310
 Fat utilisation (%) 36.6 ± 4.0 30.1 ± 5.6 34.5 ± 4.3 0.607
 Glucose utilisation (%) 56.4 ± 5.5 69.9 ± 5.6 57.2 ± 6.2 0.206
  1. Values expressed as mean ± SEM. AUC area under the curve, LBM lean body mass, Av. RER average respiratory exchange ratio, T. I Time interval required to expend 400 kcal, Av. VO2 average oxygen uptake