# Rapid Diagnosis of COVID-19 by Chemical Analysis of Exhaled Air

> **NCT04706039** · NA · COMPLETED · sponsor: **Hospices Civils de Lyon** · enrollment: 4600 (actual)

## Conditions studied

- Covid19

## Interventions

- **DIAGNOSTIC_TEST:** Performance evaluation (sensitivity and specificity) for COVID-19 diagnosis of the Vocus PTR-TOF process

## Key facts

- **NCT ID:** NCT04706039
- **Lead sponsor:** Hospices Civils de Lyon
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-03-01
- **Primary completion:** 2021-05-21
- **Final completion:** 2021-05-21
- **Target enrollment:** 4600 (ACTUAL)
- **Last updated:** 2022-06-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04706039

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04706039, "Rapid Diagnosis of COVID-19 by Chemical Analysis of Exhaled Air". Retrieved via AI Analytics 2026-09-27 from https://api.ai-analytics.org/clinical/NCT04706039. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*