{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,4]],"date-time":"2026-08-04T10:15:02Z","timestamp":1785838502517,"version":"3.56.0"},"reference-count":24,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2024,12,13]],"date-time":"2024-12-13T00:00:00Z","timestamp":1734048000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["movementdisorders.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Movement Disord Clin Pract"],"published-print":{"date-parts":[[2025,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Loneliness and isolation impact health detrimentally but are understudied in Parkinson's disease (PD). Outcome measurement properties for social connection remain unexplored in PD.<\/jats:p><\/jats:sec><jats:sec><jats:title>Objective<\/jats:title><jats:p>To evaluate the measurement properties of six social connection outcomes in PD.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We evaluated internal consistency, structural validity, and construct validity for measures of loneliness (brief UCLA Loneliness Scale [ULS3], short and long de Jong Gierveld Loneliness Scale [dJGLS], social isolation [Cohen Social Network Index\u2013SNI total people, SNI high contact networks], and social support brief Perceived Social Support Scale [PSS]).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>We administered measures to 178 PD participants (<jats:italic>M<\/jats:italic><jats:sub>age<\/jats:sub>\u2009=\u200967.9; 81.5% at Hoehn &amp; Yahr stage 2). There was strong internal consistency, content validity across outcomes, and a 1\u2010factor structure (PSS, ULS3) and a 2\u2010factor structure (dJGLS) for two measures each.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>We provide a toolbox for clinicians and researchers studying social connection in PD.<\/jats:p><\/jats:sec>","DOI":"10.1002\/mdc3.14298","type":"journal-article","created":{"date-parts":[[2024,12,13]],"date-time":"2024-12-13T06:29:15Z","timestamp":1734071355000},"page":"358-363","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Quantifying Social Connectedness in Parkinson's Disease: Reliability and Validity of a Clinical Assessment Toolkit"],"prefix":"10.1002","volume":"12","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0882-7689","authenticated-orcid":false,"given":"David Andr\u00e9s","family":"Gonz\u00e1lez","sequence":"first","affiliation":[{"name":"Department of Neurological Sciences Rush University Medical Center  Chicago Illinois USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Michelle Hyczy de Siqueira","family":"Tosin","sequence":"additional","affiliation":[{"name":"Department of Neurological Sciences Rush University Medical Center  Chicago Illinois USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tila","family":"Warner\u2010Rosen","sequence":"additional","affiliation":[{"name":"Department of Neurological Sciences Rush University Medical Center  Chicago Illinois USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christopher G.","family":"Goetz","sequence":"additional","affiliation":[{"name":"Department of Neurological Sciences Rush University Medical Center  Chicago Illinois USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2024,12,13]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.3390\/ijerph182111522"},{"key":"e_1_2_8_3_1","volume-title":"Our Epidemic of Loneliness and Isolation: The US Surgeon General's Advisory on the Health Effects of Social Connection and Community","author":"United States Public Health Service Office of the Surgeon 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