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. 2020 Dec 11;17:65. doi: 10.1186/s12970-020-00396-z

Table 3.

Ventilatory measurement during resting, incremental and endurance test

TRE ND 2 Way ANOVA
Time * diet
Main time effect Main diet effect
Pre Post Pre Post
Resting metabolism
 REE (Kcal/day) 1992 ± 251 1772 ± 147 2075 ± 273 2005 ± 109 ns 0.054 ns
 VO2 (l/min) 0.28 ± 0.04 0.25 ± 0.02 0.30 ± 0.04 0.28 ± 0.02 ns 0.031 ns
 VO2/kg (ml/kg/min) 4.18 ± 0.49 3.87 ± 0.46 4.05 ± 0.37 3.87 ± 0.43 ns ns ns
Graded exercise testing (GXT)
 VO2 (l/min) 4.83 ± 0.53 4.59 ± 0.56 4.90 ± 0.25 4.85 ± 0.26 ns ns ns
 VO2/kg (ml/kg/min) 71.98 ± 3.93 69.94 ± 8.66 68.30 ± 7.19 67.17 ± 4.59 ns ns ns
 VCO2 (l/min) 5.78 ± 0.49 5.44 ± 0.60 6.01 ± 0.39 5.71 ± 0.30 ns 0.028 ns
 RR 1.19 ± 0.05 1.19 ± 0.05 1.23 ± 0.04 1.18 ± 0.03 ns ns ns
 PPO (watt) 407.50 ± 41.66 415.00 ± 39.28 411.25 ± 35.63 403.75 ± 29.73 ns ns ns
 PPO/BW (watt/kg) 6.08 ± 0.51 6.31 ± 0.46 5.71 ± 0.55 5.60 ± 0.53 0.024 ns 0.045
 HR (bpm) 196.13 ± 9.99 190.63 ± 12.39* 190.88 ± 12.33 182.38 ± 10.07* ns 0.0001 ns
Endurance test (45% PPO)
 VO2 (l/min) 2.95 ± 0.16 3.05 ± 0.38 3.00 ± 0.25 3.25 ± 0.56 ns ns ns
 VO2/kg (ml/kg/min) 44.14 ± 2.68 46.13 ± 4.67 41.74 ± 4.53 45.11 ± 8.69 ns ns ns
 VCO2 (l/min) 2.80 ± 0.19 2.90 ± 0.37 2.80 ± 0.31 2.94 ± 0.05 ns ns ns
 RR 0.97 ± 0.04 0.96 ± 0.06 0.93 ± 0.05 0.91 ± 0.07 ns ns 0.053
 HR (bpm) 157.13 ± 16.86 149.00 ± 13.14* 158.13 ± 18.53 146.13 ± 14.46* ns 0.0002 ns

Results are presented as mean ± SD

TRE time restricted eating, ND normal diet

* Significantly different from pre values (p < 0.05); # significantly different from TRE group (p < 0.05); ns (p > 0.05)