Knowledge of the cognitive manifestation of Huntington's disease has burgeoned over the past two decades. Many studies from independent datasets have shown that cognitive impairment is evident before motor diagnosis, and annual cognitive decline is a robust marker of disease progression. Additionally, cognition is a critical concern to patients and families and is associated with meaningful outcomes, including functional capacity, driving, loss of accustomed work, and quality of life. In the past few years, Huntington's disease animal models of cognition have increased, preparing for preclinical experimental therapeutics with cognitive endpoints. A longitudinal analysis of cognitive variables was conducted with 559 gene-positive cases and 233 controls showing no signs of motor abnormalities over approximately a 3-year period. Results show statistically significant differences in rate of annual change for some cognitive variables, such that the cases group had worsening performance over time. These findings show that cognitive deterioration can be seen in persons with the Huntington's disease gene expansion with no overt motor signs or symptoms, suggesting that cognitive onset of Huntington's disease may precede motor.
This research output has an Altmetric Attention Score of 2. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 17 May 2015.
All research outputs
#20,690,393
of 32,483,281 outputs
Outputs from Movement Disorders
#4,556
of 6,052 outputs
Outputs of similar age
#154,451
of 268,219 outputs
Outputs of similar age from Movement Disorders
#31
of 60 outputs
Altmetric has tracked 32,483,281 research outputs across all sources so far. This one is in the 35th percentile – i.e., 35% of other outputs scored the same or lower than it.
So far Altmetric has tracked 6,052 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 10.7. This one is in the 23rd percentile – i.e., 23% of its peers scored the same or lower than it.
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