Period

O2 Consumption (Litres)

Heart Rate (bpm)

 

Difference (Litres)

% Difference

Difference (bpm)

% Difference

Pre (0-2 min)

-0.01

(-0.07 - 0.04)

-3.2%

(-37.1 - 18.6)

2.68

(0.45 - 4.90)

4.2%

(0.5 - 8.2)

Warm Up
(2-4 min)

0.03

(-0.11 - 0.16)

3.7%

(-15.0 - 30.0)

1.78

(0.17 - 3.40)

2.4%

(0.1 - 4.7)

Exercise
(4-24 min)

1.22

(-0.63 - 3.06)

5.7%

(-12.5 - 54.9)

0.91

(-1.18 - 2.99)

0.9%

(-1.1 - 2.8)

Cool Down
(24-26 min)

-0.08

(-0.26 - 0.10)

-5.0%

(-24.6 - 50.9)

-1.81

(-4.75 - 1.13)

-1.8%

(-5.1 - 1.0)

Post
(26-46 min)

0.49

(-0.58 - 1.56)

11.8%

(-16.3 - 47.6)

0.46

(-1.51 - 2.43)

0.6%

(-1.9 - 3.3)

Table 2: Comparison of interval to constant protocols for oxygen consumption and heart rate presented as absolute and percentage differences (95% CI).