{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["9"],"submitter":["Rendas-Baum R"],"pubmed_abstract":["<h4>Background</h4>To identify key non-motor symptoms of Parkinson's disease (PD) to include in a daily diary assessment for off-time, revise the Scales for Outcomes of Parkinson's disease Diary Card (SCOPA-DC) to include these non-motor symptoms, and investigate the validity, reliability and predictive utility of the Revised SCOPA-DC in a U.S. population.<h4>Methods</h4>A convenience sample was used to recruit four focus groups of PD patients. Based on findings from focus groups, the SCOPA-DC was revised and administered to a sample of 101 PD patients. Confirmatory factor analysis was conducted to test the domain structure of the Revised SCOPA-DC. The reliability, convergent and discriminant validity, and ability to predict off-time of the Revised SCOPA-DC were then assessed.<h4>Results</"],"journal":["Health and quality of life outcomes"],"pagination":["69"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC3173285"],"repository":["biostudies-literature"],"pubmed_title":["Psychometric validation of the revised SCOPA-Diary Card: expanding the measurement of non-motor symptoms in Parkinson's disease."],"pmcid":["PMC3173285"],"pubmed_authors":["Buck PO","Rendas-Baum R","White MK","Castelli-Haley J"],"additional_accession":[]},"is_claimable":false,"name":"Psychometric validation of the revised SCOPA-Diary Card: expanding the measurement of non-motor symptoms in Parkinson's disease.","description":"<h4>Background</h4>To identify key non-motor symptoms of Parkinson's disease (PD) to include in a daily diary assessment for off-time, revise the Scales for Outcomes of Parkinson's disease Diary Card (SCOPA-DC) to include these non-motor symptoms, and investigate the validity, reliability and predictive utility of the Revised SCOPA-DC in a U.S. population.<h4>Methods</h4>A convenience sample was used to recruit four focus groups of PD patients. Based on findings from focus groups, the SCOPA-DC was revised and administered to a sample of 101 PD patients. Confirmatory factor analysis was conducted to test the domain structure of the Revised SCOPA-DC. The reliability, convergent and discriminant validity, and ability to predict off-time of the Revised SCOPA-DC were then assessed.<h4>Results</","dates":{"release":"2011-01-01T00:00:00Z","publication":"2011 Aug","modification":"2026-05-15T03:13:36.705Z","creation":"2019-03-27T00:43:57Z"},"accession":"S-EPMC3173285","cross_references":{"pubmed":["21851616"],"doi":["10.1186/1477-7525-9-69"]}}