# Study of Diagnostic Biomarkers of Acute Acoustic Trauma

> **NCT04832230** · — · UNKNOWN · sponsor: **Direction Centrale du Service de Santé des Armées** · enrollment: 500 (estimated)

## Conditions studied

- Acoustic Trauma

## Interventions

- **OTHER:** Hearing test
- **OTHER:** Questionnaire about previous noise exposure
- **OTHER:** Otoacoustic emission measurement
- **OTHER:** Electrocochleography
- **OTHER:** Speech audiometry in noise
- **OTHER:** Multi-frequency impedance measurement
- **OTHER:** Assessment of tinnitus severity
- **BIOLOGICAL:** Blood sample collection

## Key facts

- **NCT ID:** NCT04832230
- **Lead sponsor:** Direction Centrale du Service de Santé des Armées
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-04-15
- **Primary completion:** 2024-06-15
- **Final completion:** 2024-06-15
- **Target enrollment:** 500 (ESTIMATED)
- **Last updated:** 2022-11-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04832230

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04832230, "Study of Diagnostic Biomarkers of Acute Acoustic Trauma". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04832230. Licensed CC0.

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