Altered awareness of action in Parkinson's disease: evaluations by explicit and implicit measures.

ABSTRACT: Deficits in the integration of motor prediction and its feedback have been reported in Parkinson's disease. Conscious awareness of action is proposed to emerge under the integration of motor prediction and its feedback. Thus, it may lead to changes in the awareness of the authorship of action (in other words, the sense of agency) in Parkinson's disease. We have employed both explicit and implicit measures to assess the awareness of action in Parkinson's disease and matched controls. As an explicit measure, an action recognition task requiring explicit judgments was used. Patients showed less attribution of their movements to non-biased and angular-biased visual feedbacks. As an implicit measure, the temporal attraction between the perceived time of actions and their effects, which is known

SUBMITTER: Saito N 

PROVIDER: S-EPMC5556120 | biostudies-literature | 2017 Aug

REPOSITORIES: biostudies-literature