Table 1 Subject characteristics, walking velocity and fatigue indicators; ageing effects: *p < .05, **p < .01, condition effects: † p < .05; †† p < .01, limb effects: ¶ p < .05
From: Effects of walking-induced fatigue on gait function and tripping risks in older adults
Young | Older | |||
|---|---|---|---|---|
Anthropometric characteristics | Age (yrs.) | **30.0 ± 4.3 | **74.2 ± 4.6 | |
Height (m) | *1.73 ± 0.07 | *1.64 ± 0.08 | ||
Limb Length (m) | 0.80 ± 0.05 | 0.79 ± 0.06 | ||
Body Mass (kg) | 69.0 ± 8.1 | 70.6 ± 10.4 | ||
Walking Velocity (km/h) | Preferred (Baseline/Post) | †† 4.20 | 3.59 | |
Fast (Fatiguing) | ** †† 7.05 | **5.15 | ||
Maximal muscle strength (%) Change (Baseline and Post-fatigue) | Hamstring | Dom | -1.88 | ¶ -4.84 |
Non | -4.48 | ¶ 5.20 | ||
Quadriceps | Dom | -1.06 | ¶ 7.12 | |
Non | -8.64 | ¶ -4.55 | ||
Heart rate (beats/min) | Resting | 77.3 ± 9.4 | 71.3 ± 11.9 | |
Baseline | †† 87.6 ± 13.9 | 95.5 ± 21.0 | ||
Fatiguing | ** †† 121.3 ± 14.3 | **109.0 ± 20.6 | ||
Post | †† 97.4 ± 16.5 | 95.7 ± 20.6 | ||
PCI (beats/m) | Baseline | * †† 0.14 | *0.43 | |
Fatiguing | * †† 0.37 | *0.46 | ||
Post | * †† 0.28 | *0.44 | ||
Borg Scale | Baseline | †† 7.9 ± 1.6 | †† 9.3 ± 2.0 | |
Fatiguing | †† 12.8 ± 1.3 | †† 12.1 ± 2.2 | ||
Post | †† 8.1 ± 1.6 | †† 8.3 ± 1.6 | ||