Choice stepping response and transfer times: Effects of age, fall risk, and secondary tasks

Journals of Gerontology - Series A Biological Sciences and Medical Sciences

Volumn 62, Issue 5, 2007, Pages 537-542

  St George, Rebecca J ^a   Fitzpatrick, Richard C ^a   Rogers, Mark W ^b   Lord, Stephen R ^a,c  

^a UNIVERSITY OF NEW SOUTH WALES   (Australia)

^b NORTHWESTERN UNIVERSITY   (United States)

^c NEUROSCIENCE RESEARCH AUSTRALIA   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

ACCURACY; ADULT; AGED; AGING; ARTICLE; ATTENTION; AUSTRALIA; BODY EQUILIBRIUM; CLINICAL ARTICLE; COGNITION; CONTROLLED STUDY; DECISION MAKING; FALLING; FEMALE; HIGH RISK POPULATION; HUMAN; MALE; PRIORITY JOURNAL; RESPONSE TIME; RISK ASSESSMENT; TASK PERFORMANCE; WALKING; WORKING MEMORY;

EID: 34447560114     PISSN: 10795006     EISSN: None     Source Type: Journal    
DOI: 10.1093/gerona/62.5.537     Document Type: Article

References (35)

1. Maki BE, Holliday PJ, Topper AK. A prospective study of postural balance and risk of falling in an ambulatory and independent elderly population. J Gerontol Med Sci. 1994;49A:M72-M84.
2. Lord SR, Ward JA, Williams P, Anstey K, Physiological factors associated with falls in older community-dwelling women. J Am Geriatr Soc. 1994;42:1110-1117.
3. Grabiner MD, Jahnigen DW. Modeling recovery from stumbles: preliminary data on variable selection and classification efficacy. J Am Geriatr Soc. 1992;40:910-3.
4. Rogers MW, Hedman LD, Johnson ME, Martinez KM, Mille ML. Triggering of protective stepping for the control of human balance: age and contextual dependence. Brain Res Cogn Brain Res. 2003;16:192-198.
5. Woollacott M, Shumway-Cook A. Attention and the control of posture and gait: a review of an emerging area of research. Gait Posture. 2002;16:1-14.
6. Kerr B, Condon SM, McDonald LA. Cognitive spatial processing and the regulation of posture. J Exp Psychol. 1985;11:617-622.
7. Lajoie Y, Teasdale N, Bard C, Fleury M. Attentional demands for static and dynamic equilibrium. Exp Brain Res. 1993;97:139-144.
8. Pellecchia GL. Postural sway increases with attentional demands of concurrent cognitive task. Gait Posture. 2003;18:29-34.
9. Alexander NB, Ashton-Miller JA, Giordani B, Guire K, Schultz AB. Age differences in timed accurate stepping with increasing cognitive and visual demand: a walking trail making test. J Gerontol A Biol Sci Med Sci. 2005;60:1558-1562.
10. Melzerl, Oddsson LIE. The effect of a cognitive task on voluntary step execution in healthy elderly and young individuals. J Am Geriatr Soc. 2004;52:1255-1262.
11. Shumway-Cook A, Woollacott M, Kems KA, Baldwin M. The effects of two types of cognitive tasks on postural stability in older adults with and without a history of falls. J Gerontol Med Sci. 1997;52A:M232-M240.
12. Brauer SG, Woollacott M, Shumway-Cook A. The interacting effects of cognitive demand and recovery of postural stability in balance-impaired elderly persons. J Gerontol Med Sci. 2001;56A:M489-M496.
13. Condron JE, Hill KD. Reliability and validity of a dual-task force platform assessment of balance performance: effect of age, balance impairment and cognitive task. J Am Geriatr Soc. 2002;50:157-162.
14. Hauer KK, Pfisterer M, Weber C, Wezler N, Kliegel M, Oster P. Cognitive impairment decreases postural control in geriatric patients with a history of severe falls. J Am Geriatr Soc. 2003;51:1638-1644.
15. Verghese J, Buschke H, Viola L, et al. Validity of divided attention tasks in predicting falls in older individuals: a preliminary study. J Am Geriatr Soc. 2002;50:1572-1576.
16. Maylor EA, Wing AM. Age differences in postural stability are increased by additional cognitive demands. J Gerontol Psychol Sci. 1996;51B:P143-P154.
17. Chen HC, Schultz AB, Ashton-Miller JA, Giordani B, Alexander NB, Guire KE. Stepping over obstacles: dividing attention impairs performance of old more than young adults. J Gerontol Med Sci. 1996;51A:M116-M122.
18. Springer S, Giladi N, Peretz C, Yogev G, Simon ES, Hausdorff JM. Dual-tasking effects on gait variability: the role of aging, falls, and executive function. Mov Disord. 2006;21:950-7.
19. Lord SR, Fitzpatrick RC. Choice stepping reaction time: a composite measure of falls risk in older people. J Gerontol Med Sci. 2001;56A:M627-M632.
20. Lord SR, Murray SM, Chapman K, Munro B, Tiedemann A. Sit-to-stand performance depends on sensation, speed, balance, and psychological status in addition to strength in older people. J Gerontol Med Sci. 2002;57A:M539-M543.
21. Pfeiffer E. A short portable mental status questionnaire for the assessment of organic brain deficit in elderly patients. J Am Geriatr Soc. 1975;23:433-441.
22. Lord SR, Menz HB, Tiedemann A. A physiological profile approach to falls risk assessment and prevention. Phys Ther. 2003;83:237-252.
23. Verbaken JH, Johnston AW. Population norms for edge contrast sensitivity. Am J Optom Physiol Opt. 1986;63:724-732.
24. LabVIEW VI. National Instruments Inc., Austin, Texas; 2000.
25. Brooks LR. The suppression of visualization by reading. Q J Exp Psychol. 1967;19:289-299.
26. SPSS for Windows, Release 12.0. SPSS Inc., Chicago, Illinois; 2003.
27. Van den Bogert AJ, Pavol MJ, Grabiner MD. Response time is more important than walking speed for the ability of older adults to avoid a fall after a trip. J Biomech. 2002;35:199-205.
28. Maki BE, McIllroy WE. The role of limb movements in maintaining upright stance: the change in support strategy. Phys Ther. 1997;11:488-507.
29. Rosengren K. Gait adjustments in older adults: activity and efficacy influences. Psychol Aging. 1998;13:375-386.
30. Gage WH, Sleik RJ, Polych MA, McKenzie NC, Brown LA. The allocation of attention during locomotion is altered by anxiety. Exp Brain Res. 2003;150:385-394.
31. Melzer I, Benjuya N, Kaplanski J. Age-related changes of postural control: effect of cognitive tasks. Gerontology. 2001;47:189-194.
32. Brown LA, Sleik RJ, Polych MA, Gage WH. Is the prioritization of postural control altered in conditions of postural threat in younger and older adults? J Gerontol Med Sci. 2002;57A:M785-M792.
33. Brauer SG, Woollacott M, Shumway-Cook A: The influence of concurrent cognitive task on the compensatory stepping response to a perturbation in balance-impaired and healthy elders. Gait Posture. 2002;15:83-93.
34. Jian Y, Winter DD, Ishac MG, Gilchrist L. Trajectory of the body COG and COP during initiation and termination of gait. Gait Posture. 1993;1:9-22.
35. McIlroy WE, Maki BE. Do anticipatory postural adjustments precede compensatory stepping reactions evoked by perturbation? Neurosci Lett. 1993;164:199-204.