[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100605013":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":10,"centralContacts":20,"locations":26,"responsibleParty":45,"collaborators":10,"id":47,"slug":48,"hasResults":49,"nctId":50,"briefTitle":51,"officialTitle":52,"acronym":53,"eligibilityCriteria":54,"healthyVolunteers":49,"sex":55,"minAge":56,"maxAge":10,"enrollmentInfo":57,"targetDuration":10,"studyType":60,"phases":10,"briefSummary":61,"conditions":62,"keywords":64,"overallStatus":67,"whyStopped":10,"lastUpdateSubmitDate":68,"lastUpdatePostDateStruct":69,"startDateStruct":72,"completionDateStruct":74,"leadSponsor":76,"locationsCount":77},{"fullName":5,"class":6},"Luxembourg Institute of Health","OTHER_GOV",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"Long Covid Companion (LCC) app users",null,"Study participation will consist in a follow-up of maximum 36 months after the signature of the electronic informed consent form. The participants will be invited to use the app in the manner they want, in terms of frequency and functionalities used.\n\nParticipants who were already using the app before signing the study informed consent form will be asked if they agree to the use of the data previously collected between the account creation and the informed consent signature for the study.\n\nIn addition, study participants will be invited to do regular standardized voice recordings (at the same time as their regular health evaluation) and to complete the symptom questionnaires at the same time. Very short questions (Ecological Momentary Assessments), followed by one standardized voice recording, will also be sent during the first 8 days after signature of the study informed.",[13],"Other: No Intervention: Observational Cohort",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":10},"OTHER","No Intervention: Observational Cohort","Participants will be followed digitally using the LCC app. They will complete questionnaires about their health status and do voice recordings on their own rhythm during the entire study duration.",[9],[21],{"name":22,"role":23,"phone":24,"phoneExt":10,"email":25},"Aurélie FISCHER, PhD","CONTACT","00 352 26970230","aurelie.fischer@lih.lu",[27],{"facility":28,"status":10,"city":29,"state":10,"zip":30,"country":31,"countryCode":32,"cosmosGeoPoint":33,"geoPoint":38,"contacts":39},"LIH","Strassen","L-1445","Luxembourg","LU",{"type":34,"coordinates":35},"Point",[36,37],6.07333,49.62056,{"lat":37,"lon":36},[40,43],{"name":41,"role":23,"phone":42,"phoneExt":10,"email":25},"Aurelie FISCHER, PhD","0035226970230",{"name":22,"role":44,"phone":10,"phoneExt":10,"email":10},"PRINCIPAL_INVESTIGATOR",{"type":46,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR","100605013","development-of-voice-biomarkers-of-frequent-covid-19-and-long-covid-related-symptoms-based-on-data-from-users-of-the-long-covid-companion-app-100605013",false,"NCT07156994","Development of Voice Biomarkers of Frequent COVID-19 and Long Covid-related Symptoms Based on Data From Users of the Long COVID Companion App","Unravelling Health and Frequent Symptoms and Voice Characteristics Evolution Over Time of Users of the Long COVID Companion Application to Develop Voice Biomarkers of Frequent Long Covid-related Symptoms","EVO-LC","Inclusion Criteria:\n\n* Adult (≥18 years old)\n* Male or female\n* People with persisting symptoms related to COVID-19 (With Long COVID diagnosis or not)\n* Adequate understanding of one of the study languages (English, French, German)\n* Electronically signed informed consent form\n\nExclusion Criteria:\n\n● No specific exclusion criteria","ALL","18 Years",{"count":58,"type":59},300,"ESTIMATED","OBSERVATIONAL","The LIH DDP research team focuses its research topics on vocal biomarkers and Long COVID, among others. Voice is indeed a promising tool to monitor health, as it contains many information on our health and is easy to collect.\n\nThe development of vocal biomarkers of Long COVID-related symptoms could improve the remote monitoring of the health status of people affected by this disease.\n\nThe LIH developed the Long COVID Companion (LCC) app in collaboration with the ApresJ20 Long COVID patient association in France to support patients in their daily lives. LCC app users will be invited to participate in this study to collect voice recordings at the same time as health-related data.\n\nThe objectives of this study are:\n\nPrimary objective: To develop vocal biomarker candidates for the main Long COVID symptoms (fatigue, brain fog, respiratory problems, sleep issues, stress, anxiety,..) in a population of people with Long COVID.\n\nSecondary objectives:\n\n* to assess the intra-individual longitudinal evolution of voice characteristics of people with LC\n* to assess app usability and acceptability in the long-term.",[63],"Long COVID",[63,65,66],"Vocal biomarkers","symptoms","NOT_YET_RECRUITING","2025-12-01",{"date":70,"type":71},"2025-12-08","ACTUAL",{"date":73,"type":59},"2025-12-15",{"date":75,"type":59},"2028-09-30",{"name":5,"class":6},1]