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Oculomotor performance and eye-hand coordination in dementia with Lewy bodies.

Completed
Conditions
amnestic disorder
dementia
10029305
10012272
Registration Number
NL-OMON32578
Lead Sponsor
Erasmus MC, Universitair Medisch Centrum Rotterdam
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
Not specified
Target Recruitment
60
Inclusion Criteria

Age 60 years or older
Persons with a diagnosed with a probable Dementie with Lewy bodies, Alzheimer dementia or Parkinson dementia.

Exclusion Criteria

Comorbities; neurologic disorders in particular
Oculair pathology

Study & Design

Study Type
Observational non invasive
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
<p>Eye movements:<br /><br><br /><br>- Latency (defined as the time between the display of the visual stimulus and<br /><br>the start of the eye movement (in milliseconds))<br /><br>- Eye velocity (degrees of arc per second)<br /><br>- Gaze direction accuracy or gain (degrees of arc)<br /><br>- Number of errors in the tasks performed<br /><br><br /><br>Eye-hand coordination:<br /><br><br /><br>- Response time (defined as the time between the saccade and the start of the<br /><br>hand movement (in milliseconds))<br /><br>- Duration of the movement itself (in milliseconds)<br /><br>- Distance traveled from start position to the target (in centimeters)<br /><br>- Peak velocity of hand movement (meters per second)<br /><br>- Number of errors in the tasks performed.<br /><br><br /><br>All outcome measurements will be compared with the results of the healthy<br /><br>subjects. Also, the results between the groups themselves will be compared.</p><br>
Secondary Outcome Measures
NameTimeMethod
<p>Not applicable</p><br>
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