Healthy younger and older adults control foot placement to avoid small obstacles during gait primarily by modulating step width

Journal of NeuroEngineering and Rehabilitation

Volumn 9, Issue 1, 2012, Pages

  Schulz, Brian W ^a  

^a VETERANS AFFAIRS MEDICAL CENTER   (United States)

Author keywords

Adaptive gait; Ambulation; Biomechanics; Foot placement; Gait control; Gait variability; Locomotion; Obstacles; Strategy selection

Indexed keywords

ADULT; AGED; AGING; ARTICLE; BIOMECHANICS; FALLING; FEMALE; FOOT; GAIT; HUMAN; MALE; PHYSIOLOGY; PSYCHOMOTOR PERFORMANCE; SEXUAL DEVELOPMENT; STATISTICAL ANALYSIS; WALKING;

ACCIDENTAL FALLS; ADULT; AGED; AGED, 80 AND OVER; AGING; BIOMECHANICS; DATA INTERPRETATION, STATISTICAL; FEMALE; FOOT; GAIT; HUMANS; MALE; PSYCHOMOTOR PERFORMANCE; SEX CHARACTERISTICS; WALKING; YOUNG ADULT;

EID: 84866867453     PISSN: None     EISSN: 17430003     Source Type: Journal    
DOI: 10.1186/1743-0003-9-69     Document Type: Article

References (19)

1. CDC-WISQARS (Web-based Injury Statistics Query and Reporting System) http://www.cdc.gov/injury/wisqars/index.html
2. An epidemiologic study of fall-related fractures among institutionalized older people. Cali CM, Kiel DP, J Am Geriatr Soc 1995 43 1336 1340 7490382
3. Strategies for dynamic stability during adaptive human locomotion. Patla AE, IEEE Eng Med Biol Mag 2003 22 48 52 10.1109/MEMB.2003.1195695 12733458 (Pubitemid 37328140)
4. Step width variability, but not step length variability or step time variability, discriminates gait of healthy young and older adults during treadmill locomotion. Owings TM, Grabiner MD, J Biomech 2004 37 935 938 10.1016/j.jbiomech.2003.11.012 15111081 (Pubitemid 38521215)
5. Variability of step kinematics in young and older adults. Owings TM, Grabiner MD, Gait Posture 2004 20 26 29 10.1016/S0966-6362(03)00088-2 15196516 (Pubitemid 38758024)
6. Increased gait unsteadiness in community-dwelling elderly fallers. Hausdorff JM, Edelberg HK, Mitchell SL, Goldberger AL, Wei JY, Arch Phys Med Rehabil 1997 78 278 283 10.1016/S0003-9993(97)90034-4 9084350 (Pubitemid 27120262)
7. Gait variability and fall risk in community-living older adults: a 1-year prospective study. Hausdorff JM, Rios DA, Edelberg HK, Arch Phys Med Rehabil 2001 82 1050 1056 10.1053/apmr.2001.24893 11494184 (Pubitemid 32744331)
8. Gait changes in older adults: predictors of falls or indicators of fear. Maki BE, J Am Geriatr Soc 1997 45 313 320 9063277 (Pubitemid 27114304)
9. Too much or too little step width variability is associated with a fall history in older persons who walk at or near normal gait speed. Brach JS, Berlin JE, VanSwearingen JM, Newman AB, Studenski SA, J Neuroeng Rehabil 2005 2 21 10.1186/1743-0003-2-21 16042812 (Pubitemid 41199668)
10. Walking speed-related changes in stride time variability: effects of decreased speed. Beauchet O, Annweiler C, Lecordroch Y, Allali G, Dubost V, Herrmann FR, Kressig RW, J Neuroeng Rehabil 2009 6 32 10.1186/1743-0003-6-32 19656364
11. Obstacle crossing deficits in older adults: a systematic review. Galna B, Peters A, Murphy AT, Morris ME, Gait Posture 2009 30 270 275 10.1016/j.gaitpost.2009.05.022 19625191
12. Effects of surface irregularity and lighting on step variability during gait: a study in healthy young and older women. Thies SB, Richardson JK, Ashton-Miller JA, Gait Posture 2005 22 26 31 10.1016/j.gaitpost.2004.06.004 15996588 (Pubitemid 40933702)
13. Age-related changes in gait for multi-surface terrain. Marigold DS, Patla AE, Gait Posture 2008 27 689 696 10.1016/j.gaitpost.2007.09.005 17962018 (Pubitemid 351469995)
14. Acceleration patterns of the head and pelvis when walking on level and irregular surfaces. Menz HB, Lord SR, Fitzpatrick RC, Gait Posture 2003 18 35 46 10.1016/S0966-6362(02)00159-5 12855299 (Pubitemid 36814139)
15. Influence of walking speed on gait parameters. Kirtley C, Whittle MW, Jefferson RJ, J Biomed Eng 1985 7 282 288 10.1016/0141-5425(85)90055-X 4057987 (Pubitemid 15234590)
16. Predicting peak kinematic and kinetic parameters from gait speed. Lelas JL, Merriman GJ, Riley PO, Kerrigan DC, Gait Posture 2003 17 106 112 10.1016/S0966-6362(02)00060-7 12633769 (Pubitemid 36299150)
17. Minimum toe clearance adaptations to floor surface irregularity and gait speed. Schulz BW, J Biomech 2011 44 1277 1284 10.1016/j.jbiomech.2011.02.010 21354576
18. Dynamic principles of gait and their clinical implications. Kuo AD, Donelan JM, Phys Ther 2010 90 157 174 10.2522/ptj.20090125 20023002
19. Perspective on variability in the development of human action. Fetters L, Phys Ther 2010 90 1860 1867 10.2522/ptj.2010090 20966211