{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,16]],"date-time":"2026-07-16T04:59:39Z","timestamp":1784177979793,"version":"3.55.0"},"reference-count":77,"publisher":"American Speech Language Hearing Association","issue":"4","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Am J Speech Lang Pathol"],"published-print":{"date-parts":[[2020,11,12]]},"abstract":"<jats:sec>\n            <jats:title>Purpose<\/jats:title>\n            <jats:p>The aim of this study was to examine whether acoustic dysarthria characteristics align with overall motor profile in individuals with Parkinson's disease (PD). Potential speech differences between tremor-dominant and non\u2013tremor-dominant subtypes are theoretically motivated but empirically inconclusive.<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Method<\/jats:title>\n            <jats:p>\n              Twenty-seven individuals with dysarthria from PD provided a contextual speech sample. Participants were grouped into non\u2013tremor-dominant (\n              <jats:italic>n<\/jats:italic>\n              = 12) and tremor-dominant (\n              <jats:italic>n<\/jats:italic>\n              = 15) motor subtypes according to the Unified Parkinson Disease Rating Scale. Dependent speech variables included fundamental frequency range, average pause duration, cepstral peak prominence, stuttering dysfluencies, and maze dysfluencies.\n            <\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Results<\/jats:title>\n            <jats:p>There were no significant differences between the speech of the tremor-dominant and non\u2013tremor-dominant groups. High within-group variability existed across parameters and motor subtypes.<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Conclusion<\/jats:title>\n            <jats:p>Speech characteristics across the areas of phonation, prosody, and fluency did not differ appreciably between PD motor subtypes.<\/jats:p>\n          <\/jats:sec>","DOI":"10.1044\/2020_ajslp-20-00058","type":"journal-article","created":{"date-parts":[[2020,9,30]],"date-time":"2020-09-30T17:50:35Z","timestamp":1601488235000},"page":"2145-2154","source":"Crossref","is-referenced-by-count":13,"title":["The Relationship Between Speech Characteristics and Motor Subtypes of Parkinson's Disease"],"prefix":"10.1044","volume":"29","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5675-9639","authenticated-orcid":false,"given":"Katherine A.","family":"Brown","sequence":"first","affiliation":[{"name":"Department of Speech and Hearing Sciences, University of Washington, Seattle"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kristie A.","family":"Spencer","sequence":"additional","affiliation":[{"name":"Department of Speech and Hearing Sciences, University of Washington, Seattle"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1310","reference":[{"key":"e_1_3_2_2_1","doi-asserted-by":"publisher","DOI":"10.1002\/mds.20897"},{"key":"e_1_3_2_3_1","volume-title":"BDI-II, Beck depression inventory : Manual","author":"Beck A.","year":"1996","edition":"2"},{"key":"e_1_3_2_4_1","unstructured":"Boersma P. & \nWeenink D.\n (2017). 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