Expiratory airflow limitation and lung volume during high flow nasal cannula

Expiratory airflow limitation and lung volume during high flow nasal cannula - Airflow limitation during HFNC

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000047444

Enrollment

Registered

2022-04-09

Start date

2020-02-18

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

hypoxemia in intensive care unit

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)hypoxemia with P/F ratio<300mmHg requiring high flow nasal cannula oxygen therapy 2)age 20<=, <=80 3)admission on ICU 4)written informed consent

Exclusion criteria

Exclusion criteria: 1) sever obstructive respiratory failure (COPD grade>3, or FEV1s<1000ml) 2) sever heart failure (New York Heart Association grade=>3) 3) hemodynamic instability with mean blood pressure <=60mmHg 4) loss of consciousness

Design outcomes

Primary

Measure	Time frame
Expiratory airflow limitation during high flow nasal cannula	—

Secondary

Measure	Time frame
Lung volume blood gas analysis	—

Countries

Japan

Contacts

Public ContactTetsuro Nikai

Shimane university hospital Intensive care medicine

T.Nikai@med.shimane-u.ac.jp0853-20-2295

Outcome results