Change-in-support balance reactions in older persons: An emerging research area of clinical importance

Neurologic Clinics

Volumn 23, Issue 3, 2005, Pages 751-783

  Maki, Brian E ^a,b   McIlroy, William E ^b,c  

^a UNIVERSITY OF TORONTO   (Canada)

^b SUNNYBROOK RESEARCH INSTITUTE   (Canada)

^c UNIVERSITY OF TORONTO   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ANTIDEPRESSANT AGENT; DOPAMINE RECEPTOR STIMULATING AGENT; HYPNOTIC SEDATIVE AGENT; NORTRIPTYLINE; PAROXETINE; SEROTONIN UPTAKE INHIBITOR; SERTRALINE; TRICYCLIC ANTIDEPRESSANT AGENT;

AGING; BALANCE DISORDER; BIOMECHANICS; BODY EQUILIBRIUM; BODY MOVEMENT; COGNITION; FALLING; GAIT; GERONTOLOGY; HEMIPARESIS; HIP FRACTURE; HUMAN; LIMB MOVEMENT; MEDICAL RESEARCH; NERVE FUNCTION; OSTEOPOROSIS; PARKINSON DISEASE; PHYSICAL ACTIVITY; PRIORITY JOURNAL; REVIEW; STROKE;

ACCIDENTAL FALLS; ADULT; AGED; AGING; HUMANS; MUSCULOSKELETAL EQUILIBRIUM; ORTHOPEDIC EQUIPMENT;

EID: 22144460123     PISSN: 07338619     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ncl.2005.01.002     Document Type: Review

References (146)

1. R.W. Sattin, D.A. Lambert Huber, and C.A. DeVito The incidence of fall injury events among the elderly in a defined population Am J Epidemiol 131 1990 1028 1037
2. W.C. Hayes, E.R. Myers, and S.N. Robinovitch Etiology and prevention of age-related hip fractures Bone 18 1 Suppl 1996 77S 86S
3. P. Kannus, S. Niemi, and J. Parkkari Hip fractures in Finland between 1970 and 1997 and predictions for the future Lancet 353 1999 802 807
4. J. Grimley Evans, D. Prudham, and I. Wandess A prospective study of fractured proximal femur: incidence and outcome Public Health 93 1979 235 241
5. G.A. Greendale, E. Barrett-Connor, and S. Ingles Late physical and functional effects of osteoporotic fracture in women: the Rancho Bernardo Study J Am Geriatr Soc 43 1995 955 961
6. M.C. Nevitt Epidemiology of osteoporosis Rheum Dis Clin North Am 20 1994 535 559
7. J. Murphy, and B. Isaacs The post-fall syndrome: a study of 36 elderly patients Gerontology 28 1982 265 270
8. B.E. Maki, P.J. Holliday, and A.K. Topper Fear of falling and postural performance in the elderly J Gerontol 46 1991 M123 M131
9. C.L. Arfken, H.W. Lach, and S.J. Birge The prevalence and correlates of fear of falling in elderly persons living in the community Am J Public Health 84 1994 565 570
10. M.E. Tinetti, C.F. Mendes de Leon, and J.T. Doucette Fear of falling and fall-related efficacy in relationship to functioning among community-living elderly persons J Gerontol 49 1994 M140 M147
11. M.E. Tinetti, M. Speechley, and S.F. Ginter Risk factors for falls among elderly persons living in the community N Engl J Med 319 1988 1701 1707
12. M.C. Nevitt, S.R. Cummings, and S. Kidd Risk factors for recurrent nonsyncopal falls JAMA 261 1989 2663 2668
13. M.T. Fox, and B.A. Gooding Physical mobility and social integration: their relationship to the well-being of older Canadians Can J Aging 17 1998 372 383
14. T.E. Kennedy, and L.C. Coppard The prevention of falls in later life (report of the Kellog International Work Group on the Prevention of Falls by the Elderly) Dan Med Bull 34 Suppl 4 1987 1 24
15. M.E. Tinetti, and C.S. Williams Falls, injuries due to falls, and the risk of admission to a nursing home N Engl J Med 337 1997 1279 1284
16. E.A. Papadimitropoulos, P.C. Coyte, and R.G. Josse Current and projected rates of hip fracture in Canada Can Med Assoc J 157 1997 1357 1363
17. B.E. Maki, and W.E. McIlroy Postural control in the older adult Clin Geriatr Med 12 1996 635 658
18. B.E. Maki, and W.E. McIlroy The role of limb movements in maintaining upright stance: the "change-in-support" strategy Phys Ther 77 1997 488 507
19. B.E. Maki, and W.E. McIlroy Control of compensatory stepping reactions: age-related impairment and the potential for remedial intervention Physiother Theory Practice 15 1999 69 90
20. W.E. McIlroy, and B.E. Maki Task constraints on foot movement and the incidence of compensatory stepping following perturbation of upright stance Brain Res 616 1993 30 38
21. M.W. Rogers, T.C. Hain, and T.A. Hanke Stimulus parameters and inertial load: effects on the incidence of protective stepping responses in healthy human subjects Arch Phys Med Rehabil 77 1996 363 368
22. P.J. Holliday, G.R. Fernie, and C.I. Gryfe Video recording of spontaneous falls of the elderly (videotape available from the Center for Studies in Aging, 2075 Bayview Avenue, Toronto, Ontario M4N 3M5) B.E. Gray Slips, stumbles and falls: pedestrian footwear and surfaces (ASTM STP 1103) 1990 American Society for Testing and Materials Philadelphia 7 16
23. Connell BR. Environmental and behavioral factors in falls among the elderly. US Dept. of Veterans Affairs Rehabilitation Research and Development Service, Merit Review Project E-539-R. Atlanta, GA: Atlanta Veterans Affairs Medical Center; 1995.
24. B.E. Maki, and W.E. McIlroy Effects of aging on control of stability L. Luxon A. Martini J. Furman et al A textbook of audiological medicine: clinical aspects of hearing and balance 2003 Martin Dunitz Publishers London 671 690
25. B.R. Bloem, J.A.G. Steijns, and B.C. Smits-Engelsman An update on falls Curr Opin Neurol 16 2003 15 26
26. B.R. Bloem, J.E. Visser, and J.H.J. Allum Posturography M. Hallet Handbook of clinical neurophysiology 2003 Elsevier Amsterdam 295 336
27. A.M. Bronstein, and M. Guerraz Visual-vestibular control of posture and gait: physiological mechanisms and disorders Curr Opin Neurol 12 1999 5 11
28. C.P. Hobeika Equilibrium and balance in the elderly Ear Nose Throat J 78 1999 558 562
29. R.A. Clendaniel Outcome measures for assessment of treatment of the dizzy and balance disorder patient Otolaryngol Clin N Am 33 2000 519 533
30. J.H. Allum, M.G. Carpenter, and A.L. Adkin Balance control analysis as a method for screening and identifying balance deficits Ann N Y Acad Sci 942 2001 413 427
31. F.O. Black What can posturography tell us about vestibular function? Ann N Y Acad Sci 942 2001 444 464
32. R.W. Baloh Equilibrium and gait disorders in older people Rev Clin Gerontol 12 2002 21 30
33. V. Dietz, A. Gollhofer, and M. Klieber Regulation of bipedal stance: dependency on "load" receptors Exp Brain Res 89 1992 229 231
34. Y.C. Pai, and J. Patton Center of mass velocity-position predictions for balance control J Biomech 30 1997 347 354
35. L.M. Nashner Adapting reflexes controlling the human posture Exp Brain Res 26 1976 59 72
36. F.B. Horak, and L.M. Nashner Central programming of postural movements: adaptation to altered support-surface configurations J Neurophysiol 55 1986 1369 1381
37. V. Dietz, G.A. Horstmann, and W. Berger Interlimb coordination of leg-muscle activition during perturbation of stance in humans J Neurophysiol 62 1989 680 693
38. F.B. Horak, C.L. Shupert, and A. Mirka Components of postural dyscontrol in the elderly: a review Neurobiol Aging 10 1989 727 738
39. F.B. Horak Effects of neurological disorders on postural movement strategies in the elderly B. Vellas M. Toupet L. Rubenstein et al Falls, balance and gait disorders in the elderly 1992 Elsevier Paris 137 151
40. Y.C. Pai, M.W. Rogers, and J. Patton Static versus dynamic predictions of protective stepping following waist-pull perturbations in young and older adults J Biomech 31 1998 1111 1118
41. Y.C. Pai, B.E. Maki, and K. Iqbal Thresholds for step initiation induced by support-surface translation: a dynamic center-of-mass model provides much better prediction than a static model J Biomech 33 2000 387 392
42. B.E. Maki, R.S. Whitelaw, and W.E. McIlroy Does frontal-plane asymmetry in compensatory postural responses represent preparation for stepping? Neurosci Lett 149 1993 87 90
43. A.L. Burleigh, F.B. Horak, and F. Malouin Modification of postural responses and step initiation: evidence for goal-directed postural interactions J Neurophysiol 72 1994 2892 2902
44. W.E. McIlroy, and B.E. Maki Influence of destabilization on the temporal characteristics of 'volitional' stepping J Mot Behav 28 1996 28 34
45. Y. Breniere, M.C. Do, and S. Bouisset Are dynamic phenomena prior to stepping essential to walking? J Mot Behav 19 1987 62 76
46. M.W. Rogers, and Y.C. Pai Dynamic transitions in stance support accompanying leg flexion movements in man Exp Brain Res 81 1990 398 402
47. D. Brunt, M.J. Lafferty, and A. McKeon Invariant characteristics of gait initiation Am J Phys Med Rehabil 3 1991 206 212
48. Y. Jian, D.A. Winter, and M.G. Ishac Trajectory of the body COG and COP during initiation and termination of gait Gait Posture 1 1993 9 22
49. W.E. McIlroy, and B.E. Maki Do anticipatory postural adjustments precede compensatory stepping reactions evoked by perturbation? Neurosci Lett 164 1993 199 204
50. W.E. McIlroy, and B.E. Maki Adaptive changes to compensatory stepping responses Gait Posture 3 1995 43 50
51. M.W. Rogers Disorders of posture, balance and gait in Parkinson's Disease Clin Geriatr Med 12 4 1996 825 845
52. W.E. McIlroy, and B.E. Maki The control of lateral stability during rapid stepping reactions evoked by antero-posterior perturbation: does anticipatory control play a role? Gait Posture 9 1999 190 198
53. B. Tripp, W.E. McIlroy, and B.E. Maki On-line mutability of step direction during rapid stepping reactions evoked by postural perturbation IEEE Trans Neural Sys Rehabil Eng 12 2004 140 152
54. B.E. Maki, and R.S. Whitelaw Influence of expectation and arousal on centre-of-pressure responses to transient postural perturbations J Vestib Res 3 1993 25 39
55. W.E. McIlroy, and B.E. Maki Early activation of arm muscles follows external perturbations of upright stance Neurosci Lett 184 1995 177 180
56. M.C. Do, B. Bussel, and Y. Breniere Influence of plantar cutaneous afferents on early compensatory reactions to forward fall Exp Brain Res 79 1990 319 324
57. M.C. Do, and A. Roby-Brami The influence of a reduced plantar support surface area on the compensatory reactions to a forward fall Exp Brain Res 84 1991 439 443
58. S.D. Perry, W.E. McIlroy, and B.E. Maki The role of cutaneous mechanoreceptors in the control of compensatory stepping reactions evoked by unpredictable, multi-directional perturbation Brain Res 877 2000 401 406
59. Zettel JL, Holbeche A, McIlroy WE, et al. Redirection of gaze and switching of attention during rapid stepping reactions evoked by unpredictable postural perturbation. Exp Brain Res, in press.
60. M. Ghafouri, W.E. McIlroy, and B.E. Maki Initiation of rapid reach-and-grasp balance reactions: is a pre-formed visuospatial map used in controlling the initial arm trajectory? Exp Brain Res 155 2004 532 536
61. C.L. Colby Action-oriented spatial reference frames in cortex Neuron 20 1998 15 24
62. M.C. Do, Y. Breniere, and S. Bouisset Compensatory reactions in forward fall: are they initiated by stretch receptors? Electroencephalog Clin Neurophysiol 69 1988 448 452
63. M. Hoshiyama, S. Watanabe, and Y. Kaneoke Effect of optokinetic stimulation on human balance recovery in unexpected forward fall Neurosci Res 18 1993 121 127
64. C.W. Luchies, N.B. Alexander, and A.B. Schultz Stepping responses of young and old adults to postural disturbances: kinematics J Am Geriatr Soc 42 1994 506 512
65. M.W. Rogers, and M.L. Mille Lateral stability and falls in older people Exerc Sport Sci Rev 31 2003 182 187
66. B.E. Maki, and W.E. McIlroy The control of foot placement during compensatory stepping reactions: does speed of response take precedence over stability? IEEE Trans Rehabil Eng 7 1999 80 90
67. M.L. Mille, M.W. Rogers, and K. Martinez Thresholds for inducing protective stepping responses to external perturbations of human standing J Neurophysiol 90 2003 666 674 Epub 2003 Apr 23
68. M.W. Rogers, L.D. Hedman, and M.E. Johnson Triggering of protective stepping for the control of human balance: age and contextual dependence Cognitive Brain Research 16 2003 192 198
69. E.T. Hsiao, and S.N. Robinovitch Biomechanical influences on balance recovery by stepping J Biomech 32 1999 1099 1106
70. M. Desmurget, D. Pelisson, and Y. Rossetti From eye to hand: planning goal-directed movements Neurosci Biobehav Rev 22 1998 761 788
71. B.E. Maki, W.E. McIlroy, and G.R. Fernie Change-in-support reactions for balance recovery: control mechanisms, age-related changes and implications for fall prevention IEEE Eng Med Biol Mag 22 2003 20 26
72. J.L. Zettel, W.E. McIlroy, and B.E. Maki Can stabilizing features of rapid triggered stepping reactions be modulated to meet environmental constraints? Exp Brain Res 145 2002 297 308
73. J.L. Zettel, W.E. McIlroy, and B.E. Maki Environmental constraints on foot trajectory reveal the capacity for modulation of anticipatory postural adjustments during rapid triggered stepping reactions Exp Brain Res 146 2002 38 47
74. H. Bateni, E. Heung, and J.L. Zettel Can use of walking frames or canes impede lateral compensatory stepping movements? Gait Posture 20 2004 74 83
75. M. Woollacott, and A. Shumway-Cook Attention and the control of posture and gait: a review of an emerging area of research Gait Posture 16 2002 1 14
76. W.E. McIlroy, R.G. Norrie, and J.D. Brooke Temporal properties of attention sharing consequent to disturbed balance Neuroreport 10 1999 2895 2899
77. B.E. Maki, A. Zecevic, and H. Bateni Cognitive demands of executing rapid postural reactions: does aging impede attentional switching? Neuroreport 12 2001 3583 3587
78. B.E. Maki, R.G. Norrie, and A. Zecevic Initiation and execution of rapid postural reactions and stepping movements: which phases require visuospatial attention? J. Duysens B.C.M. Smits-Engelsman H. Kingma Control of posture and gait 2001 International Society for Postural and Gait Research Maastricht (Netherlands) 573 576
79. R.G. Norrie, B.E. Maki, and W.R. Staines The time course of attention shifts following perturbation of upright stance Exp Brain Res 146 2002 315 321
80. S. Quant, A. Adkin, and W.R. Staines The effect of a concurrent cognitive task on cortical potentials evoked by unpredictable balance perturbations BioMed Central Neurosci 5 2004 18
81. L.A. Brown, A. Shumway-Cook, and M.H. Woollacott Attentional demands and postural recovery: the effects of aging J Gerontol 54A 1999 M165 M171
82. S.G. Brauer, M. Woollacott, and A. Shumway-Cook The influence of a concurrent cognitive task on the compensatory stepping response to a perturbation in balance-impaired and healthy elders Gait Posture 15 2002 83 93
83. S. Quant, B.E. Maki, and M.C. Verrier Passive and active lower-limb movements delay upper-limb balance reactions Neuroreport 12 2001 2821 2825
84. Quant S, Misiaszek JE, Maki BE, et al. The effect of ongoing lower-limb movement on the initiation of compensatory stepping reactions. Society for Neuroscience Online Abstract Viewer 2001; program #305.6. Available at: http://sfn.scholarone.com/itint2001/. Accessed April 9, 2005.
85. H. Bateni, A. Zecevic, and W.E. McIlroy Resolving conflicts in task demands during balance recovery: does holding an object inhibit compensatory grasping? Exp Brain Res 157 2004 49 58
86. W.E. McIlroy, and B.E. Maki Age-related changes in compensatory stepping in response to unpredictable perturbations J Gerontol 51A 1996 M289 M296
87. B.E. Maki, M.A. Edmondstone, and W.E. McIlroy Age-related differences in laterally directed compensatory stepping behavior J Gerontol 55A 2000 M270 M277
88. B.E. Maki, M.A. Edmondstone, and S.D. Perry Control of rapid limb movements for balance recovery: do age-related changes predict falling risk? J. Duysens B.C.M. Smits-Engelsman H. Kingma Control of posture and gait 2001 International Society for Postural and Gait Research Maastricht (Netherlands) 126 129
89. J.H.J. Allum, M.G. Carpenter, and F. Honegger Age-dependent variations in the directional sensitivity of balance corrections and compensatory arm movements in man J Physiol (Lond) 542 2002 643 663
90. J.L. Jensen, L.A. Brown, and M.H. Woollacott Compensatory stepping: the biomechanics of a preferred response among older adults Exp Aging Res 27 2001 361 376
91. L.I. Wolfson, R. Whipple, and P. Amerman Stressing the postural response: a quantitative method for testing balance J Am Geriatr Soc 34 1986 845 850
92. C.W. Luchies Fall arrest biomechanics: sway and stepping responses in healthy young and old adults [doctoral dissertation] 1991 University of Michigan Ann Arbor (MI)
93. M.J. Pavol, E.F. Runtz, and B.J. Edwards Age influences the outcome of a slipping perturbation during initial but not repeated exposures J Gerontol 57 2002 M496 M503
94. J.M. Chandler, P.W. Duncan, and S.A. Studenski Balance performance on the postural stress test: comparison of young adults, healthy elderly, and fallers Phys Ther 70 1990 410 415
95. M.W. Rogers, L.D. Hedman, and M.E. Johnson Lateral stability during forward-induced stepping for dynamic balance recovery in young and older adults J Gerontol 56 2001 M589 M594
96. B.E. Maki, W.E. McIlroy, and S.D. Perry Influence of lateral destabilization on compensatory stepping responses J Biomech 29 1996 343 353
97. W. Liu, S.H. Kim, and J.T. Long Anticipatory postural adjustments and the latency of compensatory stepping reactions in humans Neurosci Lett 336 2003 1 4
98. D.G. Thelen, L.A. Wojcik, and A.B. Schultz Age differences in using a rapid step to regain balance during a forward fall J Gerontol 52A 1997 M8 M13
99. C.W. Luchies, D. Wallace, and R. Pazdur Effects of age on balance assessment using voluntary and involuntary step tasks J Gerontol 54 1999 M140 M144
100. S.D. Perry, M.A. Edmondstone, and W.E. McIlroy Sensory correlates of impaired compensatory stepping performance in healthy older adults S. McGill M. Gross A. Patla Third North American Congress on Biomechanics 1998 University of Waterloo Waterloo, Canada 285 286
101. D.R. Kenshalo Somesthetic sensitivity in young and elderly humans J Gerontol 41 1986 732 742
102. B.E. Maki, S.D. Perry, and R.G. Norrie Effect of facilitation of sensation from plantar foot-surface boundaries on postural stabilization in young and older adults J Gerontol 54A 1999 M281 M287
103. A. Burleigh-Jacobs, and F.B. Horak Step initiation in Parkinson's Disease: influence of levodopa and external sensory triggers Mov Disord 12 1997 206 215
104. N.K. Damiano, W.E. McIlroy, and B.E. Maki Compensatory stepping in Parkinson's Disease: do PD patients use external cues to decrease postural instability? Soc Neurosci Abstr 26 2000 164
105. N. Jiang, W.E. McIlroy, and W.E. Black Control of compensatory limb movement in chronic hemiparesis S. McGill M. Gross A. Patla Proceedings of the Third North American Congress on Biomechanics 1998 University of Waterloo Waterloo (Canada) 263 264
106. S. Jaglal, B.E. Maki, and G. Hawker Balance characteristics among women with osteoporosis J Bone Miner Res 17 2002 S363
107. S.G. Lynn, M. Sinaki, and K.C. Westerlind Balance characteristics of persons with osteoporosis Arch Phys Med Rehabil 78 1997 273 277
108. R.M. Leipzig, R.G. Cumming, and M.E. Tinetti Drugs and falls in older people: a systematic review and meta-analysis: I. Psychotropic drugs J Am Geriatr Soc 47 1999 30 39
109. R. Ruthazer, and L.A. Lipsitz Antidepressants and falls among elderly people in long-term care Am J Public Health 93 1993 746 749
110. S.G. Brauer, Y.R. Burns, and P. Galley A prospective study of laboratory and clinical measures of postural stability to predict community-dwelling fallers J Gerontol 55 2000 M469 M476
111. J.L. Medell, and N.B. Alexander A clinical measure of maximal and rapid stepping in older women J Gerontol 55 2000 M429 M433
112. S.R. Lord, and R.C. Fitzpatrick Choice stepping reaction time: a composite measure of falls risk in older people J Gerontol 56 2001 M627 M632
113. M.W. Rogers, C.G. Kukulka, and D. Brunt The influence of stimulus cue on the initiation of stepping in young and older adults Arch Phys Med Rehabil 82 2001 619 624
114. B.E. Maki, P.J. Holliday, and G.R. Fernie A posture control model and balance test for the prediction of relative postural stability IEEE Trans Biomed Eng BME-34 1987 797 810
115. R. Romick-Allen, and A.B. Schultz Biomechanics of reactions to impending falls J Biomech 21 1988 591 600
116. A.L. Burleigh, and F.B. Horak Influence of instruction, prediction, and afferent sensory information on the postural organization of step initiation J Neurophysiol 75 1996 1619 1628
117. D. Commissaris, P. Nieuwenhuijzen, and S. Overeem Dynamic posturography using a new movable multidirectional platform driven by gravity J Neurosci Meth 113 2002 73 84
118. M.E. Tinetti, T.F. Williams, and R. Mayewski Fall risk index for elderly patients based on number of chronic disabilities Am J Med 80 1986 429 434
119. M. Visser, J. Marinus, and B.R. Bloem Clinical tests for the evaluation of postural instability in patients with Parkinson's disease Arch Phys Med Rehabil 84 2003 1669 1674
120. M.C. Do, Y. Breniere, and P. Brenguier A biomechanical study of balance recovery during the fall forward J Biomech 15 1982 933 939
121. Carhart MR, Yamaguchi GT. The motor control of stepping responses to postural perturbations. In: Williams KR, Fyhrie DP, Hawkins D, et al. Proceedings of the Nineteenth Annual Meeting of the American Society of Biomechanics. Stanford, CA; 1995. p. 57-8.
122. F.B. Horak, H.C. Diener, and L.M. Nashner Influence of central set on human postural responses J Neurophysiol 62 1989 841 853
123. W.E. McIlroy, and B.E. Maki The 'deceleration response' to transient perturbation of upright stance Neurosci Lett 175 1994 13 16
124. D. Wild, U.S.L. Nayak, and B. Isaacs Description, classification and prevention of falls in old people at home Rheumatol Rehabil 20 1981 153 159
125. A.K. Topper, B.E. Maki, and P.J. Holliday Are activity-based assessments of balance and gait in the elderly predictive of risk of falling and/or type of fall? J Am Geriatr Soc 41 1993 479 487
126. A. Patla, J. Frank, and D. Winter Assessment of balance control in the elderly: major issues Physiotherapy Canada 42 1990 89 97
127. M.H. Woollacott, and P.F. Tang Balance control during walking in the older adult: research and its implications Phys Ther 77 1997 646 660
128. P.F. Tang, and M.H. Woollacott Inefficient postural responses to unexpected slips during walking in older adults J Gerontol 53 1998 M471 M480
129. M.J. Pavol, T.M. Owings, and K.T. Foley Influence of lower extremity strength of healthy older adults on the outcome of an induced trip J Am Geriatr Soc 50 2002 256 262
130. V. Dietz, J. Quintern, and W. Berger Afferent control of human stance and gait: evidence for blocking of group I afferents during gait Exp Brain Res 61 1985 153 163
131. E.M. Keane, M. Oconnor, and D. Coakley Eye screening in the elderly Ir Med J 90 1997 141 142
132. S.R. Lord, J. Dayhew, and A. Howland Multifocal glasses impair edge-contrast sensitivity and depth perception and increase the risk of falls in older people J Am Geriatr Soc 50 2002 1760 1766
133. S.E. Robbins, G.J. Gouw, and J. McClaran Shoe sole thickness and hardness influence balance in older men J Am Geriatr Soc 40 1992 1089 1094
134. P.M. Charron, R.L. Kirby, and D.A. MacLeod Epidemiology of walker-related injuries and deaths in the United States Am J Phys Med Rehabil 74 1995 237 239
135. H. Bateni, and B.E. Maki Assistive devices for balance and mobility: benefits, demands, and adverse consequences Arch Phys Med Rehabil 86 2005 134 145
136. J.J. Jeka Light touch contact as a balance aid Phys Ther 77 1997 476 487
137. B.E. Maki, S.A. Bartlett, and G.R. Fernie Influence of stairway handrail height on the ability to generate stabilizing forces and moments Hum Factors 26 1984 705 714
138. B.E. Maki, S.D. Perry, and W.E. McIlroy Efficacy of handrails in preventing stairway falls: a new experimental approach Saf Sci 28 1998 189 206
139. L.D. Gillespie, W.J. Gillespie, and M.C. Robertson Interventions for preventing falls in elderly people (Cochrane Review) 2003 John Wiley & Sons Chichester (United Kingdom)
140. R.D. Seidler, and P.E. Martin The effects of short term balance training on the postural control of older adults Gait Posture 6 1997 224 236
141. M.A. Province, E.C. Hadley, and M.C. Hornbrook The effects of exercise on falls in elderly patients: a preplanned meta-analysis of the FICSIT trials J Am Med Assoc 273 1995 1341 1347
142. D.A. Skelton, and N. Beyer Exercise and injury prevention in older people Scand J Med Sci Sports 13 2003 1
143. P.M. Wayne, D.E. Krebs, and S.L. Wolf Can Tai Chi improve vestibulopathic postural control? Arch Phys Med Rehabil 85 2004 142 152
144. M.W. Rogers, and M.E. Johnson Step training improves the speed of voluntary step initiation in aging J Gerontol 58A 2003 M46 M51
145. S.R. Lord, S. Castell, and J. Corcoran The effect of group exercise on physical functioning and falls in frail older people living in retirement villages: a randomized, controlled trial J Am Geriatr Soc 51 2003 1685 1692
146. J.C. Nitz, and N.L. Choy The efficacy of a specific balance-strategy training programme for preventing falls among older people: a pilot randomised controlled trial Age Ageing 33 2004 52 58