Visuo-Motor Coordination Deficits and Motor Impairments in Parkinson's Disease
2008

Visuo-Motor Coordination Deficits in Parkinson's Disease

Sample size: 39 publication 10 minutes Evidence: moderate

Author Information

Author(s): Inzelberg Rivka, Schechtman Edna, Hocherman Shraga

Primary Institution: The Sagol Neuroscience Center and Department of Neurology Sheba Medical Center

Hypothesis

The study investigates how visuo-motor coordination deficits relate to motor symptoms in Parkinson's disease.

Conclusion

The findings suggest that visuo-motor coordination deficits in Parkinson's disease are more related to cognitive-executive control changes than to motor capability reductions.

Supporting Evidence

  • Visuo-motor coordination deficits are well documented in Parkinson's disease.
  • Strong correlations were found between visuo-motor coordination measures and gait/posture items of the UPDRS.
  • The study suggests that cognitive decline may explain the relationship between visuo-motor dysfunction and gait/posture impairment.

Takeaway

People with Parkinson's disease have trouble coordinating their movements with what they see, which is more about how their brain works than just their muscle strength.

Methodology

The study involved 39 early to moderate Parkinson's disease patients who underwent motor assessments and visuo-motor coordination testing.

Limitations

The study may not generalize to all stages of Parkinson's disease as it focused on early to moderate cases.

Participant Demographics

The participants were 39 right-handed patients, with a mean age of 64.8 years and a mean disease duration of 7.9 years.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0003663

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