Results 131 to 140 of about 8,583,776 (345)

Observational Evidence of the Association Between Handgrip Strength, Hand Dexterity, and Cognitive Performance in Community-Dwelling Older Adults: A Systematic Review

open access: yesJournal of Epidemiology, 2018
Background Deterioration of hand motor function is a possible risk factor of cognitive impairment in older adults. Despite a growing body of research, a lack of clarity exists regarding the relationships.
K. Kobayashi-Cuya   +5 more
semanticscholar   +1 more source

Change in Cognition Following Ischaemic Stroke

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Cognitive decline can occur following ischaemic stroke. How cognition changes over time and associations with cognitive change are poorly understood. This study aimed to explore these issues over 2 years following ischaemic stroke.
Wenci Yan   +8 more
wiley   +1 more source

Intraoperative hand strength as an indicator of consciousness during awake craniotomy: a prospective, observational study. [PDF]

open access: yesSci Rep, 2022
Umaba C   +11 more
europepmc   +1 more source

Surface Polaron Formation in the Holstein model

open access: yes, 2009
The effect of a solid-vacuum interface on the properties of a strongly coupled electron-phonon system is analyzed using dynamical mean-field theory to solve the Holstein model in a semi-infinite cubic lattice.
H. Fehske   +3 more
core   +1 more source

Altered Dynamic Functional Network Connectivity in Post‐Stroke Aphasia

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Previous studies examining post‐stroke aphasia (PSA) patients via resting‐state functional magnetic resonance imaging (rs‐fMRI) have predominantly focused on static functional connectivity. In contrast, the current investigation aims to elucidate the alterations in dynamic functional network connectivity (dFNC) among PSA patients ...
Guihua Xu   +6 more
wiley   +1 more source

Hand dexterity, not handgrip strength, is associated with executive function in Japanese community-dwelling older adults: a cross-sectional study

open access: yesBMC Geriatrics, 2018
BackgroundAn association between handgrip strength, hand dexterity and global cognition is suggested; however, it is unclear whether both hand motor functions are associated with executive function, which is important for performing daily activities ...
K. Kobayashi-Cuya   +7 more
semanticscholar   +1 more source

Validity of approximations applied in calculations of single-wall metallic carbon nanotube current-voltage characteristics

open access: yes, 2012
The calculation results of dependencies of electric current in the infinitely long single-wall metallic carbon nanotubes of armchair type with different diameter values on the strength of constant and uniform longitudinal electric field applied to them ...
Pozdnyakov, Dmitry
core   +1 more source

The Diverse Neuromuscular Spectrum of VPS13A Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective VPS13A disease (chorea‐acanthocytosis) is a rare neurodegenerative disorder caused by biallelic variants in VPS13A, typically presenting with hyperkinetic movement disorders, while neuromuscular signs are often mild. The aim of the project was to investigate the frequency and severity of neuromuscular impairment in VPS13A disease ...
Anne Buchberger   +16 more
wiley   +1 more source

What is the Thouless Energy for Ballistic Systems?

open access: yes, 1995
The Thouless energy, $\Ec$ characterizes numerous quantities associated with sensitivity to boundary conditions in diffusive mesoscopic conductors. What happens to these quantities if the disorder strength is decreased and a transition to the ballistic ...
A. Altland   +12 more
core   +1 more source

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