The number of patients, according to stereopsis questionnaire scores, in three groups.

<p>IPD: Idiopathic Parkinson’s disease, AD: Alzheimer’s disease.</p

Scores of stereopsis questionnaire in three groups.

<p>Number: Median value. IPD: Idiopathic Parkinson disease, AD: Alzheimer’s disease.</p

Correlations of stereopsis questionnaire scores, and Age, MoCA and the Titmus stereo Fly Test.

<p>AD: Alzheimer’s disease, IPD: Idiopathic Parkinson’s disease.</p><p>Total: IPD+AD+Controls, Montreal cognitive assessment</p><p>* p<0.05</p><p>**p<0.01</p><p>Correlations of stereopsis questionnaire scores, and Age, MoCA and the Titmus stereo Fly Test.</p

Associated results of the Titmus Stereo Fly Test, in idiopathic Parkinson disease patients, Alzheimer’s disease patients, and Controls.

<p>IPD: Idiopathic Parkinson’s disease, AD: Alzheimer’s disease.</p><p>Associated results of the Titmus Stereo Fly Test, in idiopathic Parkinson disease patients, Alzheimer’s disease patients, and Controls.</p

Demographics, clinical data of idiopathic Parkinson disease patients, Alzheimer’s disease patients, and Controls.

<p>NS: Not significant, NA: Not analyzed, AD: Alzheimer’s disease, IPD: Idiopathic Parkinson’s disease.</p><p>* Statistical tests: ANOVA</p><p>^a: IPD vs AD</p><p>^b: IPD vs Controls</p><p>^c: AD vs Controls</p><p>Demographics, clinical data of idiopathic Parkinson disease patients, Alzheimer’s disease patients, and Controls.</p

The number of patients, according to the Titmus stereo Fly Test, in three groups.

<p>IPD: Idiopathic Parkinson’s disease, AD: Alzheimer’s disease.</p