[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100639039":3},{"organization":4,"armGroups":7,"interventions":10,"overallOfficials":12,"centralContacts":17,"locations":24,"responsibleParty":41,"collaborators":10,"id":45,"slug":46,"hasResults":47,"nctId":48,"briefTitle":49,"officialTitle":50,"acronym":51,"eligibilityCriteria":52,"healthyVolunteers":53,"sex":54,"minAge":55,"maxAge":10,"enrollmentInfo":56,"targetDuration":10,"studyType":59,"phases":10,"briefSummary":60,"conditions":61,"keywords":65,"overallStatus":71,"whyStopped":10,"lastUpdateSubmitDate":72,"lastUpdatePostDateStruct":73,"startDateStruct":76,"completionDateStruct":78,"leadSponsor":80,"locationsCount":81},{"fullName":5,"class":6},"Kaohsiung Medical University","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":10},"Age-Based Cohort",null,"Community-dwelling adults aged 18 years and older who complete a single study visit including demographic questionnaire, EAT-10, RSST, and DDK speech recordings. This is an observational cohort with no intervention, and data will be analyzed by age group.",[13],{"name":14,"affiliation":15,"role":16},"GUO L Y Professor and Dean of the College of Health Sciences, Departme, Ph. D.","Department of Sports Science, Kaohsiung Medical University, Taiwan","STUDY_CHAIR",[18],{"name":19,"role":20,"phone":21,"phoneExt":22,"email":23},"HUNG C F Kaohsiung Medical University, MASTER","CONTACT","+8867-3121101","#2646 #614","gabino00076@gmail.com",[25],{"facility":26,"status":10,"city":27,"state":28,"zip":29,"country":28,"countryCode":30,"cosmosGeoPoint":10,"geoPoint":10,"contacts":31},"Department of Sports Medicine, Kaohsiung Medical University, Taiwan","Kaohsiung City","Taiwan","807","TW",[32,35,38],{"name":33,"role":20,"phone":21,"phoneExt":34,"email":23},"C F HUNG, MASTER","#2646 #624",{"name":36,"role":20,"phone":21,"phoneExt":34,"email":37},"L Y GUO Professor and Dean of the college of Health Sciences, Doctorate","yuen@kmu.edu.tw",{"name":39,"role":40,"phone":10,"phoneExt":10,"email":10},"C F HUNG, Master","SUB_INVESTIGATOR",{"type":42,"investigatorFullName":43,"investigatorTitle":44,"investigatorAffiliation":5,"oldNameTitle":10,"oldOrganization":10},"PRINCIPAL_INVESTIGATOR","Chen-Fu Hung","Principal Investigator","100639039","ddk-acoustic-analysis-and-swallowing-indicators-100639039",false,"NCT07626749","DDK Acoustic Analysis and Swallowing Indicators","Acoustic Analysis of Performance in Diadochokinetic (DDK) Tasks and Swallowing Function Indicators Among Adults Across Different Age Groups","AAP-DDK","Inclusion Criteria:\n\n* 1.Community-dwelling adults aged 18 years or older, with no upper age limit.\n* 2.Ability to communicate in Mandarin or Taiwanese and understand the study procedures.\n* 3.Willingness to provide written informed consent.\n* 4 .Ability to complete the DDK tasks and RSST.\n\nExclusion Criteria:\n\n* 1.Presence of acute respiratory infection, upper respiratory inflammation, or other acute conditions that may significantly affect speech or swallowing.\n* 2.Impaired consciousness, significant cognitive deficits, or inability to understand the study procedures.\n* 3.Recent surgery or radiotherapy involving the oral cavity or pharynx that affects speech or swallowing.\n* 4.Severe hearing impairment that prevents understanding of instructions.\n* 5.Any other condition deemed unsuitable for participation by the investigators.",true,"ALL","18 Years",{"count":57,"type":58},720,"ESTIMATED","OBSERVATIONAL","This study examines whether simple speech tasks and a swallowing screening test can help identify swallowing risk in adults of different ages. Participants will complete basic questions, a swallowing self-assessment, a saliva swallowing test, and short voice recordings of rapid syllables. The study is non-invasive, takes about 75 minutes, and may help develop an easy, low-cost screening tool for early swallowing problems.",[62,63,64],"Swallowing Function","Swallowing Risk","Dysphagia",[64,62,66,67,68,69,70],"diadochokinetic","Acoustic Analysis","Repetitive Saliva Swallowing Test","EAT-10","Older Adults","NOT_YET_RECRUITING","2026-05-29",{"date":74,"type":75},"2026-06-04","ACTUAL",{"date":77,"type":58},"2026-06-15",{"date":79,"type":58},"2030-04-09",{"name":5,"class":6},1]