Table 2. Summary of physiological and perceptual responses to the three protocols.
|
WB-HIIT |
ERG-HIIT |
MICT |
ANOVA (p-value) |
Trial |
Time |
Trial x Time |
Mean session HR (bpm) |
140.0 ± 14.3 |
141.3 ± 14.9 |
135.5 ± 12.8 |
0.213 |
NA |
NA |
Mean session HR (%HRmax) |
78.5 ± 8.7 |
79.1 ± 8.0 |
75.8 ± 5.4 |
0.189 |
NA |
NA |
Peak session HR (bpm) |
158.1 ± 15.8b |
148.7 ± 16.2 |
141.4 ± 15.8 |
0.023 |
NA |
NA |
Peak session HR (%HRmax) |
87.4 ± 9.4b |
83.0 ± 8.6 |
78.7 ± 5.5 |
0.020 |
NA |
NA |
Baseline lactate (mmol/L) |
1.3 ± 0.4 |
1.3 ± 0.7 |
1.0 ± 0.3 |
< 0.001 |
< 0.001 |
< 0.001 |
End lactate (mmol/L) |
7.2 ± 1.8ab |
5.1 ± 1.3c |
3.1 ± 1.5 |
Baseline RPE (out of 10) |
0.1 ± 0.3 |
0.1 ± 0.1 |
0.1 ± 0.1 |
0.78 |
< 0.001 |
0.206 |
End RPE (out of 10) |
5.9 ± 0.3 |
4.7 ± 0.1 |
4.8 ± 0.1 |
PACES score (out of 126) |
97.6 ± 13.7b |
97.9 ± 16.8c |
82.4 ± 20.3 |
< 0.01 |
NA |
NA |
Self-efficacy score (out of 100) |
68.4 ± 23.1ab |
60.6 ± 26.3 |
53.3 ± 27.6 |
0.020 |
NA |
NA |
a p < 0.05 between WB-HIIT and ERG-HIIT;
b p < 0.05 between WB-HIIT and MICT;
c p < 0.05 between ERG-HIIT and MICT.HR, heart rate; PACES, Physical Activity Enjoyment Scale; RPE, rating of perceived exertion.