# Effects of Altitude on Single-Breath Diffusing Capacity for Carbon Monoxide

> **NCT03235297** · — · COMPLETED · sponsor: **Intermountain Health Care, Inc.** · enrollment: 23 (actual)

## Conditions studied

- COPD

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT03235297
- **Lead sponsor:** Intermountain Health Care, Inc.
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2017-08-10
- **Primary completion:** 2018-06-15
- **Final completion:** 2019-07-01
- **Target enrollment:** 23 (ACTUAL)
- **Last updated:** 2020-02-12

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03235297

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03235297, "Effects of Altitude on Single-Breath Diffusing Capacity for Carbon Monoxide". Retrieved via AI Analytics 2026-05-31 from https://api.ai-analytics.org/clinical/NCT03235297. Licensed CC0.

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