{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,10]],"date-time":"2026-10-10T18:48:39Z","timestamp":1791658119922,"version":"4.3.4"},"reference-count":32,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2026,7,11]],"date-time":"2026-07-11T00:00:00Z","timestamp":1783728000000},"content-version":"vor","delay-in-days":191,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"funder":[{"DOI":"10.13039\/100000065","name":"National Institute of Neurological Disorders and Stroke","doi-asserted-by":"publisher","award":["NIH NINDS K23NS080912"],"award-info":[{"award-number":["NIH NINDS K23NS080912"]}],"id":[{"id":"10.13039\/100000065","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100018017","name":"Center for Exercise Medicine, University of Alabama at Birmingham","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100018017","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100011531","name":"University of Alabama","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100011531","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100008333","name":"University of Alabama at Birmingham","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100008333","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100007049","name":"McKnight Brain Research Foundation","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007049","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Clinical Parkinsonism &amp; Related Disorders"],"published-print":{"date-parts":[[2026]]},"DOI":"10.1016\/j.prdoa.2026.100483","type":"journal-article","created":{"date-parts":[[2026,7,13]],"date-time":"2026-07-13T23:11:43Z","timestamp":1783984303000},"page":"100483","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"special_numbering":"C","title":["Nocturnal heart rate variability in Parkinson's disease: associations with autonomic dysfunction, cognitive function, and mood symptoms"],"prefix":"10.1016","volume":"15","author":[{"given":"Cindy","family":"Li","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lina","family":"Kleinschmidt","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yatharth","family":"Sunkara","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ethan","family":"George","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Steven M.","family":"Pogwizd","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Adeel A.","family":"Memon","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Amy W.","family":"Amara","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"issue":"4","key":"10.1016\/j.prdoa.2026.100483_bb0005","doi-asserted-by":"crossref","first-page":"896","DOI":"10.1212\/CON.0000000000000764","article-title":"Parkinson Disease","volume":"25","author":"Zesiewicz","year":"2019","journal-title":"Continuum (Minneap Minn)."},{"issue":"12","key":"10.1016\/j.prdoa.2026.100483_bb0010","doi-asserted-by":"crossref","first-page":"1600","DOI":"10.1002\/mds.26431","article-title":"MDS research criteria for prodromal Parkinson\u2019s disease","volume":"30","author":"Berg","year":"2015","journal-title":"Mov. Disord."},{"key":"10.1016\/j.prdoa.2026.100483_bb0015","doi-asserted-by":"crossref","DOI":"10.3389\/fneur.2019.00363","article-title":"Autonomic dysfunction in \u03b1-synucleinopathies","volume":"10","author":"Mendoza-Vel\u00e1squez","year":"2019","journal-title":"Front. Neurol."},{"key":"10.1016\/j.prdoa.2026.100483_bb0020","doi-asserted-by":"crossref","DOI":"10.1016\/j.nbd.2019.104700","article-title":"Autonomic dysfunction in Parkinson\u2019s disease: implications for pathophysiology, diagnosis, and treatment","volume":"134","author":"Chen","year":"2020","journal-title":"Neurobiol. Dis."},{"key":"10.1016\/j.prdoa.2026.100483_bb0025","doi-asserted-by":"crossref","first-page":"74","DOI":"10.1016\/j.parkreldis.2019.07.008","article-title":"Longitudinal assessment of autonomic dysfunction in early Parkinson\u2019s disease","volume":"66","author":"Stankovi\u0107","year":"2019","journal-title":"Parkinsonism Relat. Disord."},{"issue":"6","key":"10.1016\/j.prdoa.2026.100483_bb0030","doi-asserted-by":"crossref","first-page":"525","DOI":"10.5603\/PJNNS.a2021.0040","article-title":"Cardiovascular dysautonomia and cognition in Parkinson\u2019s disease - a possible relationship","volume":"55","author":"Kwa\u015bniak-Butowska","year":"2021","journal-title":"Neurol. Neurochir. Pol."},{"key":"10.1016\/j.prdoa.2026.100483_bb0035","article-title":"Sympathetic shift and insular alteration: unravelling the link between anxiety and heart rate variability in Parkinson\u2019s disease","author":"Ricciardi","year":"2025","journal-title":"Mov. Disord."},{"issue":"8","key":"10.1016\/j.prdoa.2026.100483_bb0040","doi-asserted-by":"crossref","first-page":"970","DOI":"10.1001\/jamaneurol.2017.1125","article-title":"Association of Autonomic Dysfunction with Disease Progression and Survival in Parkinson disease","volume":"74","author":"De Pablo-Fernandez","year":"2017","journal-title":"JAMA Neurol."},{"issue":"10","key":"10.1016\/j.prdoa.2026.100483_bb0045","doi-asserted-by":"crossref","first-page":"635","DOI":"10.1007\/s11910-022-01223-5","article-title":"Longitudinal studies of sleep disturbances in Parkinson\u2019s disease","volume":"22","author":"Xu","year":"2022","journal-title":"Curr. Neurol. Neurosci. Rep."},{"issue":"3","key":"10.1016\/j.prdoa.2026.100483_bb0050","doi-asserted-by":"crossref","first-page":"744","DOI":"10.1093\/brain\/awz030","article-title":"Risk and predictors of dementia and parkinsonism in idiopathic REM sleep behaviour disorder: a multicentre study","volume":"142","author":"Postuma","year":"2019","journal-title":"Brain"},{"key":"10.1016\/j.prdoa.2026.100483_bb0055","doi-asserted-by":"crossref","first-page":"84","DOI":"10.1016\/j.neubiorev.2018.03.027","article-title":"Dynamic coupling between the central and autonomic nervous systems during sleep: a review","volume":"90","author":"de Zambotti","year":"2018","journal-title":"Neurosci. Biobehav. Rev."},{"issue":"1","key":"10.1016\/j.prdoa.2026.100483_bb0060","doi-asserted-by":"crossref","first-page":"47","DOI":"10.1016\/j.smrv.2011.02.005","article-title":"Heart rate variability, sleep and sleep disorders","volume":"16","author":"Stein","year":"2012","journal-title":"Sleep Med. Rev."},{"issue":"6","key":"10.1016\/j.prdoa.2026.100483_bb0065","doi-asserted-by":"crossref","first-page":"1163","DOI":"10.1016\/j.clinph.2012.12.042","article-title":"Cardiac autonomic impairment during sleep is linked with disease severity in Parkinson\u2019s disease","volume":"124","author":"Palma","year":"2013","journal-title":"Clin. Neurophysiol."},{"issue":"7","key":"10.1016\/j.prdoa.2026.100483_bb0070","doi-asserted-by":"crossref","first-page":"1714","DOI":"10.1007\/s00415-013-6849-7","article-title":"The effects of bilateral stimulation of the subthalamic nucleus on heart rate variability in patients with Parkinson\u2019s disease","volume":"260","author":"Liu","year":"2013","journal-title":"J. Neurol."},{"issue":"8","key":"10.1016\/j.prdoa.2026.100483_bb0075","article-title":"Enhancing cardiovascular autonomic regulation in Parkinson\u2019s disease through non-invasive interventions","volume":"15","author":"Suthar","year":"2025","journal-title":"Life (Basel)."},{"issue":"3","key":"10.1016\/j.prdoa.2026.100483_bb0080","article-title":"Evaluating heart rate variability as a biomarker for autonomic function in Parkinson\u2019s disease rehabilitation: a clustering-based analysis of exercise-induced changes","volume":"61","author":"Basri","year":"2025","journal-title":"Medicina (Kaunas)."},{"key":"10.1016\/j.prdoa.2026.100483_bb0085","doi-asserted-by":"crossref","DOI":"10.1016\/j.parkreldis.2023.105476","article-title":"Heart-rate variability as a new marker for freezing predisposition in Parkinson\u2019s disease","volume":"113","author":"Heimler","year":"2023","journal-title":"Parkinsonism Relat. Disord."},{"key":"10.1016\/j.prdoa.2026.100483_bb0090","article-title":"Heart rate variability during sleep in synucleinopathies: a review","volume":"14","author":"Memon","year":"2023","journal-title":"Front. Neurol."},{"issue":"2","key":"10.1016\/j.prdoa.2026.100483_bb0095","doi-asserted-by":"crossref","first-page":"234","DOI":"10.1002\/mds.23479","article-title":"Reduced sympathetically driven heart rate variability during sleep in Parkinson\u2019s disease: a case-control polysomnography-based study","volume":"26","author":"Sauvageot","year":"2011","journal-title":"Mov. Disord."},{"issue":"2","key":"10.1016\/j.prdoa.2026.100483_bb0100","doi-asserted-by":"crossref","first-page":"195","DOI":"10.1016\/j.autneu.2011.07.010","article-title":"Circadian rhythm of rest activity and autonomic nervous system activity at different stages in Parkinson\u2019s disease","volume":"165","author":"Niwa","year":"2011","journal-title":"Auton. Neurosci."},{"issue":"1\u20132","key":"10.1016\/j.prdoa.2026.100483_bb0105","doi-asserted-by":"crossref","first-page":"85","DOI":"10.1016\/j.autneu.2012.10.003","article-title":"Relationships between clinical characteristics and nocturnal cardiac autonomic activity in Parkinson\u2019s disease","volume":"171","author":"Covassin","year":"2012","journal-title":"Auton. Neurosci."},{"issue":"6","key":"10.1016\/j.prdoa.2026.100483_bb0110","doi-asserted-by":"crossref","first-page":"947","DOI":"10.1002\/mds.28009","article-title":"Randomized, controlled trial of exercise on objective and subjective sleep in Parkinson\u2019s disease","volume":"35","author":"Amara","year":"2020","journal-title":"Mov. Disord."},{"issue":"4","key":"10.1016\/j.prdoa.2026.100483_bb0115","doi-asserted-by":"crossref","DOI":"10.1093\/braincomms\/fcae245","article-title":"Brain metabolites are associated with sleep architecture and cognitive functioning in older adults","volume":"6","author":"Mueller","year":"2024","journal-title":"Brain Commun."},{"issue":"15","key":"10.1016\/j.prdoa.2026.100483_bb0120","doi-asserted-by":"crossref","first-page":"2129","DOI":"10.1002\/mds.22340","article-title":"Movement Disorder Society-sponsored revision of the unified Parkinson\u2019s disease rating scale (MDS-UPDRS): scale presentation and clinimetric testing results","volume":"23","author":"Goetz","year":"2008","journal-title":"Mov. Disord."},{"key":"10.1016\/j.prdoa.2026.100483_bb0125","doi-asserted-by":"crossref","first-page":"561","DOI":"10.1001\/archpsyc.1961.01710120031004","article-title":"An inventory for measuring depression","volume":"4","author":"Beck","year":"1961","journal-title":"Arch. Gen. Psychiatry"},{"issue":"2","key":"10.1016\/j.prdoa.2026.100483_bb0130","doi-asserted-by":"crossref","first-page":"193","DOI":"10.1016\/0165-1781(89)90047-4","article-title":"The Pittsburgh sleep quality index: a new instrument for psychiatric practice and research","volume":"28","author":"Buysse","year":"1989","journal-title":"Psychiatry Res."},{"issue":"10","key":"10.1016\/j.prdoa.2026.100483_bb0135","doi-asserted-by":"crossref","first-page":"1814","DOI":"10.1002\/mds.23823","article-title":"MDS Task Force on mild cognitive impairment in Parkinson\u2019s disease: critical review of PD-MCI","volume":"26","author":"Litvan","year":"2011","journal-title":"Mov. Disord."},{"issue":"2","key":"10.1016\/j.prdoa.2026.100483_bb0140","doi-asserted-by":"crossref","first-page":"703","DOI":"10.3233\/JPD-202215","article-title":"Slow wave sleep and EEG Delta spectral power are associated with cognitive function in Parkinson\u2019s disease","volume":"11","author":"Wood","year":"2021","journal-title":"J. Parkinsons Dis."},{"issue":"4","key":"10.1016\/j.prdoa.2026.100483_bb0145","doi-asserted-by":"crossref","first-page":"444","DOI":"10.1111\/psyp.12586","article-title":"Resting state connectivity of the medial prefrontal cortex covaries with individual differences in high-frequency heart rate variability","volume":"53","author":"Jennings","year":"2016","journal-title":"Psychophysiology"},{"issue":"6","key":"10.1016\/j.prdoa.2026.100483_bb0150","doi-asserted-by":"crossref","DOI":"10.1111\/jsr.70004","article-title":"Heart rate variability impairment during sleep in veterans with rapid eye movement sleep behaviour disorder, traumatic brain injury, and post-traumatic stress disorder: an early potential window into autonomic dysfunction?","volume":"34","author":"Cunningham","year":"2025","journal-title":"J. Sleep Res."},{"issue":"12","key":"10.1016\/j.prdoa.2026.100483_bb0155","doi-asserted-by":"crossref","first-page":"978","DOI":"10.1038\/s41569-025-01160-z","article-title":"Redefining respiratory sinus arrhythmia as respiratory heart rate variability: an international expert recommendation for terminological clarity","volume":"22","author":"Menuet","year":"2025","journal-title":"Nat. Rev. Cardiol."},{"issue":"1","key":"10.1016\/j.prdoa.2026.100483_bb0160","doi-asserted-by":"crossref","first-page":"93","DOI":"10.1111\/j.1399-6576.2004.00272.x","article-title":"The effect of carbon dioxide, respiratory rate and tidal volume on human heart rate variability","volume":"48","author":"P\u00f6yh\u00f6nen","year":"2004","journal-title":"Acta Anaesthesiol. Scand."}],"container-title":["Clinical Parkinsonism &amp; Related Disorders"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2590112526000630?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2590112526000630?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,10,10]],"date-time":"2026-10-10T17:51:36Z","timestamp":1791654696000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2590112526000630"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026]]},"references-count":32,"alternative-id":["S2590112526000630"],"URL":"https:\/\/doi.org\/10.1016\/j.prdoa.2026.100483","relation":{},"ISSN":["2590-1125"],"issn-type":[{"value":"2590-1125","type":"print"}],"subject":[],"published":{"date-parts":[[2026]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Nocturnal heart rate variability in Parkinson's disease: associations with autonomic dysfunction, cognitive function, and mood symptoms","name":"articletitle","label":"Article Title"},{"value":"Clinical Parkinsonism & Related Disorders","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.prdoa.2026.100483","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2026 Published by Elsevier Ltd.","name":"copyright","label":"Copyright"}],"article-number":"100483"}}