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Table 3 Ventilatory measurement during resting, incremental and endurance test

From: Time-restricted eating effects on performance, immune function, and body composition in elite cyclists: a randomized controlled trial

 

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

  1. Results are presented as mean ± SD
  2. TRE time restricted eating, ND normal diet
  3. * Significantly different from pre values (p < 0.05); # significantly different from TRE group (p < 0.05); ns (p > 0.05)