Evidence map›Paper›PMID 34113841›Full record

ArticleClinical parkinsonism & related disorders2020

Goal-directed behavior in individuals with mild Parkinson's disease: Role of self-efficacy and self-regulation.

Sule Tinaz, Mohamed Elfil, Serageldin Kamel, Sai S Aravala, Elan D Louis, Rajita Sinha

Open access · goldAbstract read
In one paragraph

Article in Clinical parkinsonism & related disorders, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.5field-weighted citation impact, top 41% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed, 8 citations in OpenAlex.

  1. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Sule TinazYale University School of Medicine, Department of Neurology, Division of Movement Disorders, 15 York St, LCI 710, New Haven, CT 06510, USA.
Mohamed ElfilYale University School of Medicine, Department of Neurology, Division of Movement Disorders, 15 York St, LCI 710, New Haven, CT 06510, USA.
Serageldin KamelYale University School of Medicine, Department of Neurology, Division of Movement Disorders, 15 York St, LCI 710, New Haven, CT 06510, USA.
Sai S AravalaYale University School of Medicine, Department of Neurology, Division of Movement Disorders, 15 York St, LCI 710, New Haven, CT 06510, USA.
Elan D LouisYale University School of Medicine, Department of Neurology, Division of Movement Disorders, 15 York St, LCI 710, New Haven, CT 06510, USA.
Rajita SinhaYale School of Medicine, Yale Stress Center, 2 Church St South, Suite 209, New Haven, CT 06519, USA.
Yale University · US

Funding

Yale Clinical and Translational Science Award (U Component)UL1TR001863 · NCATS · YALE UNIVERSITY · PI John H. Krystal, LUCILA OHNO-MACHADO · 2016 to 2026
$102.9M
Problems with Sustained Motor Performance in Parkinson's Disease and Effect of Neurofeedback: A Functional MRI InvestigationK23NS099478 · NINDS · YALE UNIVERSITY · PI TINAZ, SULE · 2019 to 2022
$779k
NCATS NIH HHS UL1 TR001863NINDS NIH HHS K23 NS099478
6 · The paper itself

Abstract

introductionDeficits in goal-directed behavior are common in individuals with Parkinson's disease (PD) and have been ascribed to apathy. In addition to apathy, individuals' beliefs in their competence (self-efficacy) and capacity to regulate emotions, thoughts, and actions (self-regulation) are critical skills for goal-directed behavior. We investigated these skills and their relationship to motor and non-motor symptoms in individuals with PD. We also examined the neural correlates of these skills using functional magnetic resonance imaging (fMRI).

methodsWe enrolled 35 subjects with mild PD (Hoehn and Yahr stage ≤2.5) and used the new general self-efficacy (NGSES) and self-regulation scales (SRS). We correlated the scores on these scales with measures of cognition, anxiety, depression, apathy, fatigue, quality of life, and disease burden using stepwise regression analyses. We collected resting-state fMRI data in a 3-Tesla scanner and computed the pairwise functional connectivity among nodes of major networks. We correlated the connectivity maps with the NGSES and SRS scores.

resultsOur PD cohort demonstrated intact NGSES and SRS scores compared with respective population data. These scores showed significant negative correlation with apathy and disease burden. Stronger connectivity in the salience network and decoupling from the default mode network supported self-efficacy and self-regulation.

conclusionsSelf-efficacy and self-regulation capacity seems preserved, but vulnerable to disease-related factors in individuals with mild PD. Educational programs cultivating this capacity could improve the coping skills of these individuals. Functional connectivity changes in salience and default mode networks may serve as neurobiological markers to demonstrate the effectiveness of such interventions.

Indexed as

ApathyFunctional MRINeural networksParkinson’s disease

Identifiers

PMID34113841
PMCPMC8189568
OpenAlexW3014423342

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.