A fraction of inspired oxygen in surgical patients wearing an oxygen mask over a nonmedical face mask.

A fraction of inspired oxygen in surgical patients wearing an oxygen mask over a nonmedical face mask. - A fraction of inspired oxygen in surgical patients wearing an oxygen mask over a nonmedical face mask.

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000042751

Enrollment

150

Registered

2020-12-15

Start date

2020-12-15

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

elective surgical patients

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: elective surgical patients

Exclusion criteria

Exclusion criteria: additional oxygen is contraindicated

Design outcomes

Primary

Measure	Time frame
fraction inspired oxygen	—

Countries

Japan

Contacts

Public ContactHitoshi Sato

Yokohama City University Medical Center Department of Anesthesiology

sjinkun@yokohama-cu.ac.jp045-261-5656

Outcome results