# Bronchial Obstruction in Dairy Farmers

> **NCT03654469** · — · COMPLETED · sponsor: **Rennes University Hospital** · enrollment: 1247 (actual)

## Conditions studied

- COPD

## Interventions

- **OTHER:** questionnaires and electronic mini-spirometry

## Key facts

- **NCT ID:** NCT03654469
- **Lead sponsor:** Rennes University Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-02-27
- **Primary completion:** 2017-02-15
- **Final completion:** 2019-12
- **Target enrollment:** 1247 (ACTUAL)
- **Last updated:** 2023-03-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03654469

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03654469, "Bronchial Obstruction in Dairy Farmers". Retrieved via AI Analytics 2026-07-06 from https://api.ai-analytics.org/clinical/NCT03654469. Licensed CC0.

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