Table 1. Cardiorespiratory variables and body temperatures during each sprint and average of all sprints. |
|
Sprint number |
ANOVA (ηp2) |
1 |
2 |
3 |
Average |
Interaction |
Condition |
Time |
Peak HR (bpm) |
CON |
155 ± 4 |
162 ± 5 * |
166 ± 4 * |
161 ± 4 |
|
HYP |
155 ± 4 |
161 ± 4 * |
164 ± 4 * |
160 ± 4 |
0.648 |
< 0.001 |
< 0.001 |
HH |
166 ± 5 † ‡ |
172 ± 4 *† ‡ |
174 ± 4 *† ‡ |
171 ± 4 † ‡ |
(0.082) |
(0.852) |
(0.938) |
Lowest SpO2 (%) |
CON |
90.7 ± 1.4 |
89.1 ± 2.2 |
92.0 ± 1.1 |
90.6 ± 1.4 |
|
HYP |
81.6 ± 1.1 † |
83.3 ± 1.1 † |
83.7 ± 0.7 † |
82.9 ± 0.8 † |
0.094 |
< 0.001 |
0.703 |
HH |
83.9 ± 1.4 † |
83.8 ± 1.2 † |
82.0 ± 1.7 † |
83.2 ± 1.2 † |
(0.240) |
(0.735) |
(0.049) |
VO2 (mL/min) |
CON |
940 ± 84 |
1253 ± 45 * |
1253 ± 50 * |
1149 ± 40 |
|
HYP |
831 ± 71 |
1042 ± 81 *† |
1067 ± 50 * |
980 ± 52 † |
0,888 |
0,018 |
0,012 |
HH |
815 ± 105 |
1034 ± 34 † |
1045 ± 72 |
965 ± 42 † |
(0.039) |
(0.435) |
(0.612) |
Muscle temperature (°C) |
CON |
36.1 ± 0.7 |
36.5 ± 0.6 * |
36.8 ± 0.5 * |
36.5 ± 0.2 |
|
HYP |
36.0 ± 0.6 |
36.5 ± 0.5 * |
36.8 ± 0.4 * |
36.4 ± 0.2 |
0.089 |
< 0.001 |
< 0.001 |
HH |
37.1 ± 0.3 † ‡ |
37.3 ± 0.3 *† ‡ |
37.5 ± 0.3 *† ‡ |
37.3 ± 0.1 † ‡ |
(0.266) |
(0.663) |
(0.927) |
Skin temperature (°C) |
CON |
31.9 ± 0.2 |
32.2 ± 0.2 * |
32.4 ± 0.2 * |
32.1 ± 0.2 |
|
HYP |
31.7 ± 0.2 |
32.0 ± 0.2 * |
32.3 ± 0.2 * |
32.0 ± 0.2 |
< 0.001 |
< 0.001 |
0.001 |
HH |
35.6 ± 0.1 † ‡ |
35.1 ± 0.1 *† ‡ |
35.0 ± 0.1 *† ‡ |
35.2 ± 0.1 † ‡ |
(0.739) |
(0.963) |
(0.573) |
|
*: P < 0.05 vs. the first sprint, |
Values are means ± standard error of the mean. |
|