# Early Signs of Altitude Illness in Patients With COPD

> **NCT03957759** · — · COMPLETED · sponsor: **University of Zurich** · enrollment: 153 (actual)

## Conditions studied

- Chronic Obstructive Pulmonary Disease

## Interventions

- **DIAGNOSTIC_TEST:** Structured self-monitoring during an altitude ascent and stay at high altitude

## Key facts

- **NCT ID:** NCT03957759
- **Lead sponsor:** University of Zurich
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2019-05-20
- **Primary completion:** 2021-08-08
- **Final completion:** 2021-08-08
- **Target enrollment:** 153 (ACTUAL)
- **Last updated:** 2022-11-29

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03957759

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03957759, "Early Signs of Altitude Illness in Patients With COPD". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT03957759. Licensed CC0.

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