Table 2.
Mean (±SD) of the physiological and perceptual responses during a maximal graded arm test. Brackets [ ] represent extreme values.
Variables
Young women
(n = 12)
Elderly women
(n = 12)
Effect Size
Max. Tolerated Power (W)
46.9 (13.9)
[40-80]
28.1 (9.3)
*
[20-45]
1.51
Peak HR (bpm)
182.4 (6.2)
[177-191]
135.2 (6.2)
*
[125-146]
7.61
Percentage of theoretical maximal HR (bpm)
92.2 (3.4)
[86-96]
93.3 (8.2)
[87-104]
.17
Peak VO
2
(mL·kg
-1
·min
-1
)
24.3 (2.6)
[21.6-28.0]
11.1 (2.1)
*
[8.6-14.8]
5.59
PeakVO
2
(L·min
-1
)
1.60 (.15)
[1.46-1.78]
.7 (.17)
*
[.52-.94]
5.18
Peak VE
(L·min
-1
).
58.0 (7.3)
[52.1-65.2]
24.2 (5.1)
*
[18.3-32.1]
5.37
Respiratory gas exchange ratio
1.1 (.1)
[ .93-1.12]
1.1 (.12)
[.87-1.10]
.18
VE at the Ventilatory Threshold (L·min
-1
)
36.3 (3.3)
[30.1-41.2]
14.4 (2.70)
*
[9.2-19.1]
7.25
HR at the Ventilatory Threshold (bpm)
146.2 (5.5)
[139-153]
107.4 (11.79)
*
[93-129]
4.26
Perceived Exertion
5.9 (1.4)
[4-9]
5.0 (1.5)
[2-7]
.62
Perceived arm Pain
5.0 (1.6)
[3-9]
.7 (1.3)
*
[0-3]
2.95
* p < 0.05 compared with the young group.