Table 2. Mean (SD) and [CI95%] corresponding to oxygen uptake (VO
2-PEAK), carbon dioxide production (VCO
2-PEAK), ventilation (V
E-PEAK), respiratory exchange ratio (RER
PEAK), heart rate (HR
PEAK), percentage of HR
MAX from the GXT(HR
%MAX-PEAK), rating of perceived exertion (RPE
PEAK) and power output (PO
PEAK) at the exhaustion moment of the GXT and LM.
|
GXT |
LM |
ES |
CV (%) |
CoC (r) |
VO2-PEAK (ml·kg1·min1) |
54.6 (8.1) [50.1-59.1] |
50.0 (7.7)** [45.7-54.3] |
.582 |
7.9 |
.83 § |
VO2-PEAK (L·min1) |
4.0 (.6) [3.7-4.4] |
3.7 (.6)** [3.4-4.0] |
.500 |
8.0 |
.83 § |
VCO2-PEAK (ml·kg1·min1) |
66.1 (7.5) [61.8-70.2] |
50.4 (8.0)*** [45.9-54.8] |
2.025 |
19.4 |
.63 § |
VCO2-PEAK (L·min1) |
4.9 (.6) [4.6-5.2] |
3.7 (.5)*** [3.4-4.0] |
2.181 |
19.4 |
.59 § |
VE-PEAK (L·min1) |
153.9 (19.0) [143.4-164.4] |
129.9 (22.9)*** [117.2-142.6] |
1.145 |
13.0 |
.45 |
RERPEAK |
1.22 (.10) [1.17-1.28] |
1.01 (.05)*** [.98-1.03] |
2.800 |
13.5 |
.69 § |
HRPEAK (bpm) |
183.1 (6.9) [179.2-186.9] |
175.9 (10.6)*** [170.1-181.8] |
.822 |
3.1 |
.79 § |
HR%MAX-PEAK (%) |
100.0 (.0) |
96.0 (3.7)*** [94.0-98.1] |
2.054 |
3.1 |
|
LACPEAK (mmol·L1) |
10.5 (2.3) [9.3-11.8] |
6.6 (2.2)*** [5.3-7.8] |
1.733 |
35.0 |
.74 § |
RPEPEAK |
17.6 (2.5) [16.3-18.9] |
17.2 (2.3) [15.9-18.5] |
.166 |
7.8 |
.50 |
POPEAK (W) |
331.6 (45.8) [306.2-356.9] |
242.4 (41.0)*** [219.7-265.0] |
2.055 |
22.2 |
.87 § |
§ p < 0.05. CoC = Coefficients of correlation*, ** and *** denote p ≤ 0.05, 0.01 and 0.001 respectively in relation to GXT.