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Table 6 Cardiorespiratory variables, measured during the maximal oxygen consumption test

From: The effect of chronic soluble keratin supplementation in physically active individuals on body composition, blood parameters and cycling performance

 

VO2

VCO2

Keratin

Casein

Keratin

Casein

Pre

Post

Pre

Post

Pre

Post

Pre

Post

Stage-1

24.8 ± 3.2

27.9 ± 6.6

24.5 ± 4.1

26.5 ± 3.7

21.1 ± 3.0

22.4 ± 3.2

20.9 ± 4.1

22.6 ± 3.9

Stage-2

33.2 ± 4.0

34.7 ± 9.0

32.4 ± 4.1

32.8 ± 5.0

29.0 ± 3.9

28.0 ± 4.3

28.1 ± 4.1

28.5 ± 5.5

Stage-3

38.7 ± 4.4

41.1 ± 9.4

38.4 ± 4.9

39.5 ± 7.5

33.5 ± 4.3

33.7 ± 5.1

33.7 ± 5.2

34.0 ± 6.7

Stage-4

43.6 ± 5.5

45.5 ± 9.4

43.7 ± 5.3

45.7 ± 9.0

38.9 ± 5.5

38.0 ± 5.5

38.8 ± 5.1

38.3 ± 6.8

Exhaustion

59.8 ± 9.2

62.0 ± 9.5

60.7 ± 10.3

62.9 ± 10.7

63.9 ± 11.9

64.9 ± 10.8

65.0 ± 12.6

64.7 ± 11.1