Table 1.
Mean (±SD) Participant Demographics and Lung Function Values Pre- and Post-EVH Challenge for: EVH Positive Individuals (EVH+ve) and EVH Negative Individuals (EVH-ve)., alongside individual participant responses to EVH challenge.
Group
Height
(m)
Weight (kg)
Age
(yrs)
Baseline Lung Function
Post EVH
†
Lung Function
% Change in FEV
1
*
V̇
O
2peak
Ç‚
(mL·kg-1)
FEV
1
*
(L)
% Predicted FEV1
*
FEV
1
*
(L)
% Predicted FEV
1
*
EVH+ve (n=7)
1.75 (.06)
71.7 (6.6)
22.7 (1.9)
4.13 (.83)
92.9 (13.1)
3.55 (.77)
81.92 (12.9)
-14.4 (4.0)
43.8 (5.7)
EVH-ve (n=7)
1.84 (.04)
81.1 (8.1)
22.1 (1.1)
4.94 (.45)
102.6 (6.3)
4.64 (.41)
98.8 (6.6)
-6 (2.4)
50.0 (5.6)
EVH+ve
EVH-ve
(n)
FEV
1
(L)
Post-EVH FEV
1
% Change in FEV
1
(n)
FEV
1
(L)
Post-EVH FEV
1
% Change in FEV
1
1
3.18
2.77
-12.9 %
1
4.24
4
-5.7 %
2
3.98
3.55
-10.8 %
2
5.51
5.04
-8.5 %
3
4.06
3.45
-15.02 %
3
5.12
4.8
-6.3 %
4
3.8
2.9
-23.7 %
4
4.94
4.91
-0.6 %
5
5.95
5.23
-12.1 %
5
4.31
4.01
-7.0 %
6
3.51
3.04
-13.4 %
6
5.12
4.78
-6.6 %
7
4.48
3.9
-12.9 %
7
5.34
4.94
-7.5 %
* FEV
1
- Forced Expiratory Volume in 1 Second
† EVH - Eucapnic Voluntary Hyperpnoea
Ç‚ V̇O
2peak
– Peak volume of oxygen consumed per kilogram body mass per minute