Evidence map›Paper›PMID 39926614›Full record

ArticleBrain communications2025

Cortical involvement of lateral trunk flexion and verticality misperception in Parkinson's disease.

Masayuki Kohsaka, Tomoko Oeda, Shigetoshi Takaya, Satoshi Tomita, Kwiyoung Park, Kenji Yamamoto, Hidenao Fukuyama, Hideyuki Sawada

Abstract read
In one paragraph

Article in Brain communications, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Article
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

8 authors.

Masayuki KohsakaClinical Research Center and Department of Neurology, National Hospital Organization Utano National Hospital, Kyoto 616-8255, Japan.ORCID https://orcid.org/0009-0007-3277-8342
Tomoko OedaClinical Research Center and Department of Neurology, National Hospital Organization Utano National Hospital, Kyoto 616-8255, Japan.
Shigetoshi TakayaDepartment of Neurology and Rehabilitation Medicine, Senri Rehabilitation Hospital, Osaka 562-0032, Japan.
Satoshi TomitaClinical Research Center and Department of Neurology, National Hospital Organization Utano National Hospital, Kyoto 616-8255, Japan.
Kwiyoung ParkClinical Research Center and Department of Neurology, National Hospital Organization Utano National Hospital, Kyoto 616-8255, Japan.
Kenji YamamotoClinical Research Center and Department of Neurology, National Hospital Organization Utano National Hospital, Kyoto 616-8255, Japan.
Hidenao FukuyamaDepartment of Neurology, Yasu City Hospital, Shiga 520-2331, Japan.
Hideyuki SawadaClinical Research Center and Department of Neurology, National Hospital Organization Utano National Hospital, Kyoto 616-8255, Japan.ORCID https://orcid.org/0000-0002-5909-3366

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Lateral trunk flexion is a common form of postural abnormality in Parkinson's disease and could be associated with verticality misperception. However, the mechanisms underlying lateral trunk flexion and verticality misperception in Parkinson's disease remain unclear. In the current study, we examined whether lateral trunk flexion is associated with verticality misperception in patients with Parkinson's disease. We also identified the brain regions involved in lateral trunk flexion and altered verticality perception. In this cross-sectional study, we evaluated the verticality perception using the subjective visual vertical test in 81 patients with Parkinson's disease and 14 age-matched healthy controls. According to the 97.5th percentile upper reference limit of the body tilt angle in the healthy controls, patients with Parkinson's disease were grouped into 37 patients with lateral trunk flexion and 44 patients without lateral trunk flexion. The mean of absolute subjective visual vertical angles was compared between patients with Parkinson's disease with lateral trunk flexion, those without lateral trunk flexion, and the healthy controls, and the impact of verticality misperception on lateral trunk flexion was evaluated using multivariate logistic regression models. We further performed a voxel-wise comparison of regional cerebral blood flow using N-isopropyl-p-[

Indexed as

Parkinson’s diseasepostural abnormalitySPECTtemporoparietal association corticesverticality perception

Identifiers

PMID39926614
PMCPMC11806416

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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.