|
|
Intervention group
|
Control group
|
|
|
All (n = 11)
|
Female(n = 5)
|
All (n = 9)
|
Female (n = 7)
|
|
|
Cs at 1.1 m·s-1
(mL·m-1)
|
Pre
|
43.9
|
(6.3)
|
39.7
|
(4.1)
|
38.4
|
(8.9)
|
35.2
|
(7.1)
|
|
|
Post
|
42.7
|
(6.6)
|
38.3
|
(3.5)
|
39.1
|
(6.3)
|
36.8
|
(5.1)
|
|
|
Cs at 1.1 m·s-1
(mL· -1·kg-1)
|
Pre
|
0.75
|
(.09)
|
.74
|
(0.11)
|
.66
|
(.13)
|
.63
|
(.13)
|
|
|
Post
|
0.72
|
(.06)
|
.72
|
(0.08)
|
.66
|
(.12)
|
.65
|
(.14)
|
|
|
VO2peak
(L·min-1)
|
Pre
|
3.26
|
(.64)
|
2.80
|
(0.20)
|
3.03
|
(.39)
|
2.87
|
(.15)
|
|
|
Post
|
3.28
|
(.69)
|
2.75
|
(0.30)
|
2.97
|
(.46)
|
2.77
|
(.16)
|
|
|
VO2peak
(mL·kg-1·min-1)
|
Pre
|
55.2
|
(4.6)
|
52.2
|
(3.8)
|
52.2
|
(5.0)
|
51.5
|
(5.3)
|
|
|
Post
|
55.0
|
(5.8)
|
51.5
|
(6.6)
|
50.0
|
(6.2)
|
48.7
|
(6.4)
|
|
|
VE
(L·min-1)
|
Pre
|
97.4
|
(18.2)
|
86.2
|
(5.0)
|
94.2
|
(11.7)
|
90.3
|
(6.7)
|
|
|
Post
|
105.5
|
(19.7)**
|
92.3
|
(10.3)
|
91.9
|
(16.8)
|
85.7
|
(10.9)
|
|
|
R
|
Pre
|
1.14
|
(.06)††
|
1.14
|
(.04)†
|
1.07
|
(.07)††
|
1.04
|
(.03)†
|
|
|
Post
|
1.13
|
(.09)††
|
1.10
|
(.08)††
|
1.03
|
(.09)*††
|
1.00
|
(.02)*††
|
|
|
vVO2peak
(m·s-1)
|
Pre
|
1.31
|
(.08)
|
1.28
|
(.08)
|
1.28
|
(.11)
|
1.27
|
(.10)
|
|
|
Post
|
1.32
|
(.07)
|
1.28
|
(.07)
|
1.29
|
(.12)
|
1.26
|
(.11)
|
|
|
HRmax
(beats·min-1)
|
|
194
|
(7)
|
195
|
(5)
|
186
|
(5)
|
188
|
(5)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cs:
Cost of swimming, m·s-1: meters per second, mL·m-1:
millilitres per meter, VO2peakS:
Peak oxygen uptake in swimming, L·min-1: liters per minute,
VE: Pulmonary ventilation, R: Respiratory exchange ratio,
vVO2peak: velocity during VO2peak –measurement,
HRmax: maximal heart rate during swimming, min: minute. * Significant change in group at p < 0.05. ** Significant change in group
at p < 0.01. † Significant difference between intervention group
and control group at p <
0.05. †† Significant difference between intervention group and control
group at p < 0.01.
|