Table 2.
Exercise results without breaks.
Parameter
Intensity
Mean (SD)
p-value
VentMG
NoMG
Oxygen consumption (ml/min)
Medium
3622(629)
3434(894)
n.s.
High
3956(668)
3738(695)
0.002
Maximum
4393(674)
4125(670)
0.0005
Heart rate (bpm)
Medium
145.5 (10.13)
147.0 (10.83)
n.s.
High
158.2 (12.29)
154.9 (14.61)
n.s.
Maximum
164.3 (10.46)
159.6 (19.98)
n.s.
Ventilation (l/min)
Medium
94.26 (16.75)
99.12 (20.07)
n.s.
High
117.1 (21.16)
126.5 (23.00)
0.038
Maximum
127.7 (23.67)
134.2 (23.78)
0.049
Respiratory rate (1/min)
Medium
38.19 (6.6)
43.9 (7.3)
0.014
High
45.4 (8.6)
50.5 (7.2)
0.005
Maximum
47.3 (9.2)
51.2 (9.0)
0.037
VT (1/min)
Medium
2.56 (0.50)
2.38 (0.60)
0.049
High
2.64 (0.42)
2.57 (0.50)
n.s.
Maximum
2.76 (0.48)
2.68 (0.49)
n.s.
FeO2 (vol %)
Medium
16.11 (0.61)
16.62 (0.61)
0.002
High
16.57 (0.63)
17.05 (0.44)
0.002
Maximum
16.47 (0.64)
16.83 (0.78)
0.02
FeCO2 (vol %)
Medium
4.61 (0.47)
4.24 (0.56)
0.001
High
4.54 (0.51)
4.21 (4.2)
0.0005
Maximum
4.61 (0.52)
4.26 (0.42)
0.003
Te (s)
Medium
0.89 (0.19)
0.76 (0.11)
0.012
High
0.75 (0.16)
0.66 (0.11)
0.005
Maximum
0.71 (0.12)
0.63 (0.11)
0.006
Ti (s)
Medium
0.79 (0.10)
0.70 (0.12)
0.013
High
0.66 (0.08)
0.60 (0.10)
0.004
Maximum
0.62 (0.09)
0.59 (0.10)
n.s.
Respiratory quotient
Medium
0.95 (0.06)
0.98 (0.07)
n.s.
High
1.06 (0.07)
1.13 (0.06)
0.002
Maximum
1.05 (0.07)
1.08 (0.08)
0.017
Blood lactate (mmol/l)
Pre-Test
0.97 (0.16)
Medium
2.32 (1.03)
2.23 (1.12)
n.s.
High
3.2 (1.61)
3.80 (2.11)
0.027