# Exercise Capacity Under Various FiO2 and Oxygen Flow Rates Using HFNC

> **NCT04471220** · NA · COMPLETED · sponsor: **National Hospital Organization Minami Kyoto Hospital** · enrollment: 50 (actual)

## Conditions studied

- High-flow Nasal Cannula
- Exercise Capacity
- Respiratory Failure

## Interventions

- **DEVICE:** High-flow nasal cannula

## Key facts

- **NCT ID:** NCT04471220
- **Lead sponsor:** National Hospital Organization Minami Kyoto Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-07-01
- **Primary completion:** 2022-09-29
- **Final completion:** 2022-09-29
- **Target enrollment:** 50 (ACTUAL)
- **Last updated:** 2022-09-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04471220

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04471220, "Exercise Capacity Under Various FiO2 and Oxygen Flow Rates Using HFNC". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT04471220. Licensed CC0.

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