From: Differences of muscle co-contraction of the ankle joint between young and elderly adults during dynamic postural control at different speeds
Condition
Muscle
Young
Elderly
Preferred speed
TA [%]
1.05 (0.94–1.27)
2.94 (1.75–5.30)**
SOL [%]
21.49 ± 5.66
33.97 ± 13.18**
Fast speed
1.48 (1.10–2.23)
4.57 (2.98–9.47)**
21.42 ± 6.29
34.98 ± 11.87**