Table of Contents
Journal of Neurodegenerative Diseases
Volume 2013 (2013), Article ID 787861, 8 pages
http://dx.doi.org/10.1155/2013/787861
Research Article

Obstacle Avoidance amongst Parkinson Disease Patients Is Challenged in a Threatening Context

1Engineering and Human Performance Laboratory, Department of Kinesiology and Physical Education, University of Lethbridge, Lethbridge, AB, Canada T1K 3M4
2Canadian Centre for Behavioural Neuroscience, University of Lethbridge, Lethbridge, AB, Canada T1K 3M4
3Hotchkiss Brain Institute, University of Calgary, Calgary, AB, Canada T2N 1N4
4Departments of Medicine (Neurology) and Medical Genetics, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada T6G 2R3

Received 31 October 2012; Revised 1 March 2013; Accepted 3 April 2013

Academic Editor: Gianni Pezzoli

Copyright © 2013 Jon B. Doan et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. H. Stolze, S. Klebe, C. Zechlin, C. Baecker, L. Friege, and G. Deuschl, “Falls in frequent neurological diseases: prevalence, risk factors and aetiology,” Journal of Neurology, vol. 251, no. 1, pp. 79–84, 2004. View at Publisher · View at Google Scholar · View at Scopus
  2. P. Gray and K. Hildebrand, “Fall risk factors in Parkinson's disease,” The Journal of Neuroscience Nursing, vol. 32, no. 4, pp. 222–228, 2000. View at Google Scholar · View at Scopus
  3. B. R. Bloem, J. M. Hausdorff, J. E. Visser, and N. Giladi, “Falls and freezing of gait in Parkinson's disease: a review of two interconnected, episodic phenomena,” Movement Disorders, vol. 19, no. 8, pp. 871–884, 2004. View at Publisher · View at Google Scholar · View at Scopus
  4. W. Dunn, C. Brown, and A. McGuigan, “The ecology of human performance: a framework for considering the effect of context,” The American Journal of Occupational Therapy, vol. 48, no. 7, pp. 595–607, 1994. View at Google Scholar · View at Scopus
  5. A. Nieuwboer, R. Dom, W. De Weerdt, K. Desloovere, S. Fieuws, and E. Broens-Kaucsik, “Abnormalities of the spatiotemporal characteristics of gait at the onset of freezing in Parkinson's disease,” Movement Disorders, vol. 16, no. 6, pp. 1066–1075, 2001. View at Publisher · View at Google Scholar · View at Scopus
  6. A. L. Adkin, J. S. Frank, M. G. Carpenter, and G. W. Peysar, “Postural control is scaled to level of postural threat,” Gait & Posture, vol. 12, no. 2, pp. 87–93, 2000. View at Publisher · View at Google Scholar · View at Scopus
  7. L. A. Brown, M. A. Polych, and J. B. Doan, “The effect of anxiety on the regulation of upright standing among younger and older adults,” Gait & Posture, vol. 24, no. 4, pp. 397–405, 2006. View at Publisher · View at Google Scholar · View at Scopus
  8. L. A. Brown, W. H. Gage, M. A. Polych, R. J. Sleik, and T. R. Winder, “Central set influences on gait: age-dependent effects of postural threat,” Experimental Brain Research, vol. 145, no. 3, pp. 286–296, 2002. View at Publisher · View at Google Scholar · View at Scopus
  9. N. C. McKenzie and L. A. Brown, “Obstacle negotiation kinematics: age-dependent effects of postural threat,” Gait & Posture, vol. 19, no. 3, pp. 226–234, 2004. View at Publisher · View at Google Scholar · View at Scopus
  10. M. E. Morris, R. Iansek, F. Smithson, and F. Huxham, “Postural instability in Parkinson's disease: a comparison with and without a concurrent task,” Gait & Posture, vol. 12, no. 3, pp. 205–216, 2000. View at Publisher · View at Google Scholar · View at Scopus
  11. L. Rochester, V. Hetherington, D. Jones et al., “Attending to the task: interference effects of functional tasks on walking in Parkinson's disease and the roles of cognition, depression, fatigue, and balance,” Archives of Physical Medicine and Rehabilitation, vol. 85, no. 10, pp. 1578–1585, 2004. View at Publisher · View at Google Scholar · View at Scopus
  12. M. Vokaer, N. Abou Azar, and D. Zegers De Beyl, “Effects of levodopa on upper limb mobility and gait in Parkinson's disease,” Journal of Neurology, Neurosurgery and Psychiatry, vol. 74, no. 9, pp. 1304–1307, 2003. View at Publisher · View at Google Scholar · View at Scopus
  13. O. Blin, A. M. Ferrandez, J. Pailhous, and G. Serratrice, “Dopa-sensitive and dopa resistant gait parameters in Parkinson's disease,” Journal of the Neurological Sciences, vol. 103, no. 1, pp. 51–54, 1991. View at Publisher · View at Google Scholar · View at Scopus
  14. K. G. Melvin, J. B. Doan, S. M. Pellis, L. A. Brown, I. Q. Whishaw, and O. Suchowersky, “Pallidal deep brain stimulation and L-dopa do not improve qualitative aspects of skilled reaching in Parkinson's disease,” Behavioural Brain Research, vol. 160, no. 1, pp. 188–194, 2005. View at Publisher · View at Google Scholar · View at Scopus
  15. J. B. Doan, I. Q. Whishaw, S. M. Pellis, O. Suchowersky, and L. A. Brown, “Motor deficits in Parkinsonian reaching: dopa-sensitivity influenced by real-world task constraint,” Journal of Motor Behavior, vol. 38, no. 1, pp. 45–59, 2006. View at Publisher · View at Google Scholar · View at Scopus
  16. J. D. Schaafsma, N. Giladi, Y. Balash, A. L. Bartels, T. Gurevich, and J. M. Hausdorff, “Gait dynamics in Parkinson's disease: relationship to Parkinsonian features, falls and response to levodopa,” Journal of the Neurological Sciences, vol. 212, no. 1-2, pp. 47–53, 2003. View at Publisher · View at Google Scholar · View at Scopus
  17. A. Ashburn, E. Stack, R. M. Pickering, and C. D. Ward, “A community-dwelling sample of people with Parkinson's disesase: characteristics of fallers and non-fallers,” Age and Ageing, vol. 30, no. 1, pp. 47–52, 2001. View at Publisher · View at Google Scholar · View at Scopus
  18. H.-C. Chen, J. A. Ashton-Miller, N. B. Alexander, and A. B. Schultz, “Effects of age and available response time on ability to step over an obstacle,” Journals of Gerontology, vol. 49, no. 5, pp. M227–M233, 1994. View at Google Scholar · View at Scopus
  19. D. A. Winter, Biomechanics and Motor Control of Human Movement, John Wiley & Sons, Hoboken, NJ, USA, 3rd edition.
  20. S. E. Halliday, D. A. Winter, J. S. Frank, A. E. Patla, and F. Prince, “The initiation of gait in young, elderly, and Parkinson's disease subjects,” Gait & Posture, vol. 8, no. 1, pp. 8–14, 1998. View at Publisher · View at Google Scholar · View at Scopus
  21. M. E. Morris, R. Iansek, J. McGinley, T. Matyas, and F. Huxham, “Three-dimensional gait biomechanics in Parkinson's disease: evidence for a centrally mediated amplitude regulation disorder,” Movement Disorders, vol. 20, no. 1, pp. 40–50, 2005. View at Publisher · View at Google Scholar · View at Scopus
  22. M. D. Bishop, D. Brunt, C. Kukulka, M. D. Tillman, and N. Pathare, “Braking impulse and muscle activation during unplanned gait termination in human subjects with parkinsonism,” Neuroscience Letters, vol. 348, no. 2, pp. 89–92, 2003. View at Publisher · View at Google Scholar · View at Scopus
  23. V. Weerdesteyn, A. M. Schillings, G. P. van Galen, and J. Duysens, “Distraction affects the performance of obstacle avoidance during walking,” Journal of Motor Behavior, vol. 35, no. 1, pp. 53–63, 2003. View at Google Scholar · View at Scopus
  24. H.-D. Kim, “Effects of a dual-task on crossing an obstacle versus initiating gait,” Journal of Physical Therapy Science, vol. 20, no. 4, pp. 249–253, 2008. View at Publisher · View at Google Scholar · View at Scopus
  25. E. Koster, G. Crombez, B. Verschuere, and J. De Houwer, “Selective attention to threat in the dot probe paradigm: differentiating vigilance and difficulty to disengage,” Behaviour Research and Therapy, vol. 42, no. 10, pp. 1183–1192, 2004. View at Publisher · View at Google Scholar · View at Scopus
  26. R. Camicioli, B. S. Oken, G. Sexton, J. A. Kaye, and J. G. Nutt, “Verbal fluency task affects gait in Parkinson's disease with motor freezing,” Journal of Geriatric Psychiatry and Neurology, vol. 11, no. 4, pp. 181–185, 1998. View at Google Scholar · View at Scopus
  27. G. Dirnberger, C. D. Frith, and M. Jahanshahi, “Executive dysfunction in Parkinson's disease is associated with altered pallidal-frontal processing,” NeuroImage, vol. 25, no. 2, pp. 588–599, 2005. View at Publisher · View at Google Scholar · View at Scopus
  28. K. Walsh and G. Bennett, “Parkinson's disease and anxiety,” Postgraduate Medical Journal, vol. 77, no. 904, pp. 89–93, 2001. View at Publisher · View at Google Scholar · View at Scopus
  29. A. L. Adkin, J. S. Frank, and M. S. Jog, “Fear of falling and postural control in Parkinson's disease,” Movement Disorders, vol. 18, no. 5, pp. 496–502, 2003. View at Publisher · View at Google Scholar · View at Scopus
  30. M. E. Morris, R. Iansek, T. A. Matyas, and J. J. Summers, “The pathogenesis of gait hypokinesia in Parkinson's disease,” Brain, vol. 117, no. 5, pp. 1169–1181, 1994. View at Google Scholar · View at Scopus