# Comparison of Water Sorption Capacity and the Composition of Bronchial Fluids of Healthy Persons and Patients With Chronic Obstructive Bronchitis (COPD)

> **NCT04703023** · — · COMPLETED · sponsor: **Georg Nilius, Prof DR med** · enrollment: 31 (actual)

## Conditions studied

- COPD
- Healthy

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04703023
- **Lead sponsor:** Georg Nilius, Prof DR med
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-07-09
- **Primary completion:** 2023-05-02
- **Final completion:** 2023-05-17
- **Target enrollment:** 31 (ACTUAL)
- **Last updated:** 2023-05-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04703023

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04703023, "Comparison of Water Sorption Capacity and the Composition of Bronchial Fluids of Healthy Persons and Patients With Chronic Obstructive Bronchitis (COPD)". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04703023. Licensed CC0.

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