Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2016 Oct-Dec;10(4):315–319. doi: 10.1590/s1980-5764-2016dn1004010

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

This is an Open Access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

PMC Copyright notice

Graph illustrating z-score of each cluster in each cognitive test. The black line represents cluster 1, comprising PD-MCI patients (59%) and PDNC (41%) patients. This group had better cognitive performance than the other groups, with z-scores higher than the others on all tests. The dashed line represents cluster 3, comprising only patients with PDD and showing lower z-scores than the other groups on all tests. The dotted line represents cluster 2, comprising patients with PDD (60.5%), PD-MCI (34.2%) and PDNC (5.3%). This group had intermediate z-scores compared to the other 2 groups.