protocolSection identificationModule nctId: NCT06264245, orgStudyIdInfo id: 2022-126, secondaryIdInfos id: 2023-A00985-40, type: OTHER, domain: ID RCB, briefTitle: Users of Remote Conferencing and Compression of Sound Dynamics : Auditory Effects, acronym: COMPRESSED, statusModule overallStatus: NOT_YET_RECRUITING, startDateStruct date: 2024-03, primaryCompletionDateStruct date: 2025-01-15, completionDateStruct date: 2025-01-15, studyFirstPostDateStruct date: 2024-02-16, lastUpdatePostDateStruct date: 2024-03-06, sponsorCollaboratorsModule leadSponsor name: Institut Pasteur, class: INDUSTRY, collaborators name: Institut de l'Audition, descriptionModule briefSummary: The COMPRESSED project is a descriptive, bi-centric and non-invasive study carried out by the CERIAH - IDA - Institut Pasteur and the Haute École Léonard de Vinci in Brussels on volunteer participants identified in two groups :* be subject to high exposure to compressed sound, as defined by professional participation in events on broadcast platforms using sound signal processing systems, over the last 3 years,* be subject to moderate or limited exposure to compressed and manipulated sound, equivalent to that of a student following certain distance learning courses. on a videoconferencing platform, alternating with other face-to-face courses, with the ability to listen during breaks, which have been taught for a maximum of 2 years.The main objective of the COMPRESSED study is to evaluate the auditory effects of exposure to manipulated sounds (compression, filtering, equalisation, accentuation, etc.) from sound distribution platforms on the auditory system of participants who are regularly exposed to these sounds as a result of their professional activity., conditionsModule conditions: Auditory Perception, designModule studyType: OBSERVATIONAL, designInfo observationalModel: COHORT, timePerspective: PROSPECTIVE, enrollmentInfo count: 200, type: ESTIMATED, armsInterventionsModule interventions name: Audiological profile, interventions name: Hearing self-assessments, interventions name: Objective and subjective audiological tests, interventions name: Self-assessment of exposure sound quality, outcomesModule primaryOutcomes measure: Hearing assessments of participants exposed to manipulated sounds after and before exposure, secondaryOutcomes measure: Audiometric thresholds in pure tone from 125 to 8000 Hz in the subject's exposed ear before and approximately one hour after exposure,, secondaryOutcomes measure: Difference between the threshold of the protective reflex of the auditory pathways (middle ear muscles) measured by impedancemetry in the exposed ear when a contralateral noise is presented for a few seconds., secondaryOutcomes measure: Levels of otoemissions in acoustic distortion products in the exposed ear in response to pure tone sound stimuli, secondaryOutcomes measure: Tinnitus or auditory distortion (hyperacusis) reported by participants before and after exposure., secondaryOutcomes measure: Effectiveness of the protective auditory reflexes (or acoustic reflexes), obtained by impedancemetry and derived from the reading of the otoemissions for each participant., eligibilityModule sex: ALL, minimumAge: 18 Years, stdAges: ADULT, stdAges: OLDER_ADULT, contactsLocationsModule locations facility: Haute Ecole Léonard De Vinci, city: Bruxelles, country: Belgium, contacts name: Patrick Vereheyden, MD, role: CONTACT, phone: + 32 2 793 41 43, email: Patrick.Verheyden@vinci.be, geoPoint lat: 50.85045, lon: 4.34878, locations facility: CEntre de Recherche et d'Innovation en Audiologie Humaine, city: Paris, zip: 75015, country: France, contacts name: Paul Avan, MD, role: CONTACT, geoPoint lat: 48.85341, lon: 2.3488, hasResults: False