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 (%HR
max
)
78.5 ± 8.7
79.1 ± 8.0
75.8 ± 5.4
0.189
NA
NA
Peak session HR (bpm)
158.1 ± 15.8
b
148.7 ± 16.2
141.4 ± 15.8
0.023
NA
NA
Peak session HR (%HR
max
)
87.4 ± 9.4
b
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 ± 1.8
a
b
5.1 ± 1.3
c
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 ± 13.7
b
97.9 ± 16.8
c
82.4 ± 20.3
< 0.01
NA
NA
Self-efficacy score (out of 100)
68.4 ± 23.1
a
b
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.