King. M.B. et al:Functional base of support decreases with age. J. Gerontol. Med. Sci. 49: M 258-263, 1994.
21)
Murray. M.P. and Seireg, A.A.:Normal pos-tural stability and steadiness quantitative
assessment. J. Bone and Joint Sur. 57:510-516, 1975.
22)
Murray. M.P., et al.:Walking patterns in healthy old men. J. Gerontol.24: 169-178, 1969.
23)
Nagasaki. H., et al.:Walking patterns and finger rhythm of older adults. Perceptual and Motor Skills 82: 435-447, 1996.
24)
種田行男:姿勢調節の加齢変化。PTジャーナノレ30:305-310,1996.
25)
佐藤博信:歩行とバランス。総合リハビリテーション19:305-309,1991.
26)
Sheldon. J.H.:The effect of age on the con-trol of sway. Gerontol. Clin. 5:129-138, 1963
27)
Winter. D.A., et al.:Biomechanical walking pattern changes in the fit and healthy elderly. Physical therapy 70: 340-347, 1990.
28)
Woolacott. M.H., et al.:Aging and posture control:Changes in sensory organization and muscular coordination. Int. J.
Aging and Hum. Dev. 23:97-114, 1986.