Personality profile and its association with conversion to neurodegenerative disorders in idiopathic REM sleep behavior disorder

Abstract Patients with Parkinson’s disease (PD) were described less extraverted and more neurotic. It remained unclear whether similar personality traits could be found in idiopathic rapid eye movement sleep behavior disorder (iRBD), a prodromal stage of PD, and could predict phenoconversion to neur...

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Main Authors: Li Zhou, Steven W. H. Chau, Yaping Liu, Jing Wang, Jihui Zhang, Ngan Yin Chan, Joey W. Y. Chan, Bei Huang, Sijing Chen, Shirley Xin Li, Vincent Chung Tong Mok, Yun Kwok Wing
Format: Article
Language:English
Published: Nature Portfolio 2022-07-01
Series:npj Parkinson's Disease
Online Access:https://doi.org/10.1038/s41531-022-00356-1
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author Li Zhou
Steven W. H. Chau
Yaping Liu
Jing Wang
Jihui Zhang
Ngan Yin Chan
Joey W. Y. Chan
Bei Huang
Sijing Chen
Shirley Xin Li
Vincent Chung Tong Mok
Yun Kwok Wing
author_facet Li Zhou
Steven W. H. Chau
Yaping Liu
Jing Wang
Jihui Zhang
Ngan Yin Chan
Joey W. Y. Chan
Bei Huang
Sijing Chen
Shirley Xin Li
Vincent Chung Tong Mok
Yun Kwok Wing
author_sort Li Zhou
collection DOAJ
description Abstract Patients with Parkinson’s disease (PD) were described less extraverted and more neurotic. It remained unclear whether similar personality traits could be found in idiopathic rapid eye movement sleep behavior disorder (iRBD), a prodromal stage of PD, and could predict phenoconversion to neurodegenerative disorders. We aimed to investigate the personality profile and its association with future neurodegenerative phenoconversion in iRBD patients. One hundred and eighty-five video-polysomnography confirmed iRBD patients and 91 age- and sex-matched controls underwent personality assessment using the NEO five-factor inventory, and 171 iRBD patients were followed up. Our results showed that iRBD was marginally negatively associated with extraverted personality trait (B = −0.28, 95% confidence interval (CI) = −0.55, −0.001). During a median follow-up of 5.9 years, 47 iRBD patients (27.5%) had phenoconversion. More neurotic (adjusted hazard ratio (HR) = 2.0, 95% CI = 1.3, 3.1) and less extraverted personality traits (adjusted HR = 0.53, 95% CI = 0.36, 0.77) were associated with an increased risk of phenoconversion in iRBD patients. Our findings suggest that personality profile may be a potential prodromal marker of iRBD.
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spelling doaj.art-70107db265bb454fb4fa516f7ac6f9fa2023-11-02T06:19:27ZengNature Portfolionpj Parkinson's Disease2373-80572022-07-01811710.1038/s41531-022-00356-1Personality profile and its association with conversion to neurodegenerative disorders in idiopathic REM sleep behavior disorderLi Zhou0Steven W. H. Chau1Yaping Liu2Jing Wang3Jihui Zhang4Ngan Yin Chan5Joey W. Y. Chan6Bei Huang7Sijing Chen8Shirley Xin Li9Vincent Chung Tong Mok10Yun Kwok Wing11Department of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychology, The University of Hong KongDepartment of Medicine and Therapeutics, Faculty of Medicine, The Chinese University of Hong KongDepartment of Psychiatry, Faculty of Medicine, The Chinese University of Hong KongAbstract Patients with Parkinson’s disease (PD) were described less extraverted and more neurotic. It remained unclear whether similar personality traits could be found in idiopathic rapid eye movement sleep behavior disorder (iRBD), a prodromal stage of PD, and could predict phenoconversion to neurodegenerative disorders. We aimed to investigate the personality profile and its association with future neurodegenerative phenoconversion in iRBD patients. One hundred and eighty-five video-polysomnography confirmed iRBD patients and 91 age- and sex-matched controls underwent personality assessment using the NEO five-factor inventory, and 171 iRBD patients were followed up. Our results showed that iRBD was marginally negatively associated with extraverted personality trait (B = −0.28, 95% confidence interval (CI) = −0.55, −0.001). During a median follow-up of 5.9 years, 47 iRBD patients (27.5%) had phenoconversion. More neurotic (adjusted hazard ratio (HR) = 2.0, 95% CI = 1.3, 3.1) and less extraverted personality traits (adjusted HR = 0.53, 95% CI = 0.36, 0.77) were associated with an increased risk of phenoconversion in iRBD patients. Our findings suggest that personality profile may be a potential prodromal marker of iRBD.https://doi.org/10.1038/s41531-022-00356-1
spellingShingle Li Zhou
Steven W. H. Chau
Yaping Liu
Jing Wang
Jihui Zhang
Ngan Yin Chan
Joey W. Y. Chan
Bei Huang
Sijing Chen
Shirley Xin Li
Vincent Chung Tong Mok
Yun Kwok Wing
Personality profile and its association with conversion to neurodegenerative disorders in idiopathic REM sleep behavior disorder
npj Parkinson's Disease
title Personality profile and its association with conversion to neurodegenerative disorders in idiopathic REM sleep behavior disorder
title_full Personality profile and its association with conversion to neurodegenerative disorders in idiopathic REM sleep behavior disorder
title_fullStr Personality profile and its association with conversion to neurodegenerative disorders in idiopathic REM sleep behavior disorder
title_full_unstemmed Personality profile and its association with conversion to neurodegenerative disorders in idiopathic REM sleep behavior disorder
title_short Personality profile and its association with conversion to neurodegenerative disorders in idiopathic REM sleep behavior disorder
title_sort personality profile and its association with conversion to neurodegenerative disorders in idiopathic rem sleep behavior disorder
url https://doi.org/10.1038/s41531-022-00356-1
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