Table 2 Estimation of V̇O₂ with model 1 and exercise mode comparisons

84.1 ± 6.2

97.6 ± 6.3

111.0 ± 6.5

124.4 ± 6.8

137.9 ± 7.2

151.3 ± 7.7

164.7 ± 8.2

Estimation of

Cycling^a

0.88 ± 0.31

1.25 ± 0.40

1.62 ± 0.49

1.98 ± 0.59

2.35 ± 0.69

2.72 ± 0.79

3.09 ± 0.89

V̇O₂ (L·min^− 1)

(0.75 to 1.01)

(1.08 to 1.42)

(1.41 to 1.82)

(1.74 to 2.23)

(2.06 to 2.64)

(2.39 to 3.05)

(2.71 to 3.46)

Walking^b

0.96 ± 0.35

1.34 ± 0.42

1.72 ± 0.50

2.10 ± 0.58

2.48 ± 0.67

2.86 ± 0.76

3.25 ± 0.85

(0.81 to 1.10)

(1.16 to 1.51)

(1.51 to 1.93)

(1.86 to 2.35)

(2.20 to 2.77)

(2.54 to 3.19)

(2.89 to 3.61)

Running^c

1.00 ± 0.35

1.34 ± 0.40

1.69 ± 0.46

2.03 ± 0.52

2.37 ± 0.58

2.72 ± 0.65

3.06 ± 0.72

(0.85 to 1.15)

(1.17 to 1.51)

(1.49 to 1.88)

(1.81 to 2.25)

(2.13 to 2.62)

(2.44 to 2.99)

(2.76 to 3.36)

Absolute

Walk vs Cyc

0.08 ± 0.19

0.09 ± 0.19

0.10 ± 0.22

0.12 ± 0.26

0.13 ± 0.31

0.14 ± 0.37

0.16 ± 0.43

differences

(− 0.00 to 0.16)

(0.01 to 0.17)

(0.01 to 0.20)

(0.01 to 0.23)

(− 0.00 to 0.26)

(− 0.01 to 0.30)

(− 0.02 to 0.34)

(L·min^− 1)

Run vs Cyc

0.12 ± 0.18**

0.10 ± 0.15*

0.07 ± 0.15

0.04 ± 0.18

0.02 ± 0.22

− 0.01 ± 0.27

− 0.03 ± 0.33

(0.05 to 0.20)

(0.03 to 0.16)

(0.01 to 0.13)

(− 0.03 to 0.12)

(− 0.07 to 0.11)

(− 0.12 to 0.11)

(− 0.17 to 0.11)

Run vs Walk

0.04 ± 0.21

0.00 ± 0.18

− 0.03 ± 0.17

− 0.07 ± 0.20

−0.11 ± 0.25

−0.15 ± 0.32

−0.19 ± 0.38

(−0.05 to 0.13)

(− 0.07 to 0.08)

(− 0.11 to 0.04)

(− 0.16 to 0.01)

(− 0.22 to − 0.00)

(− 0.28 to − 0.02)

(−0.35 to − 0.03)

Relative

Walk vs Cyc

11.5 ± 29.0

8.6 ± 18.0

7.5 ± 14.4*

6.9 ± 13.1*

6.6 ± 12.8*

6.3 ± 12.8*

6.2 ± 12.9

differences

(−0.7 to 23.7)

(1.0 to 16.2)

(1.5 to 13.6)

(1.4 to 12.5)

(1.2 to 12.0)

(0.9 to 11.7)

(0.7 to 11.6)

(%)

Run vs Cyc

15.0 ± 21.9**

8.7 ± 13.3**

5.4 ± 9.9*

3.4 ± 8.5

2.1 ± 8.2

1.1 ± 8.2

0.4 ± 8.4

(5.8 to 24.3)

(3.1 to 14.3)

(1.3 to 9.6)

(−0.2 to 7.0)

(− 1.4 to 5.5)

(− 2.3 to 4.6)

(−3.2 to 4.0)

Run vs Walk

7.9 ± 28.7

1.7 ± 15.1

− 0.9 ± 11.0

−2.4 ± 10.0

−3.3 ± 10.2

−3.9 ± 10.8

− 4.4 ± 11.4

(− 4.2 to 20.1)

(−4.7 to 8.1)

(− 5.6 to 3.7)

(−6.6 to 1.9)

(− 7.6 to 1.0)

(− 8.5 to 0.6)

(− 9.2 to 0.4)