Estimating the severity of obstructive sleep apnea syndrome by measuring the areas of upper airway on magnetic resonance imaging

Estimating the severity of obstructive sleep apnea syndrome by measuring the areas of upper airway on magnetic resonance imaging - Estimating the severity of OSAS by measuring the areas of upper airway on MRI

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000016600

Enrollment

Registered

2015-02-22

Start date

2013-01-05

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

obstructive sleep apnea syndrome

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Patients who scored 11 or more on the Epworth Sleepiness Scale or who fulfilled at least 2 criteria in the Berlin Questionnaire 2) Patients provided informed consent

Exclusion criteria

Exclusion criteria: 1) Patients with a central sleep apnea score of 5 and higher 2) chronic heart failure 3) chronic respiratory failure (for example, those receiving oxygen therapy)

Design outcomes

Primary

Measure	Time frame
The apnea-hypopnea index (AHI) measuring by simple PSG. The areas of upper airway measuring by MRI.	—

Countries

Japan

Contacts

Public ContactZen Isobe

Isobe clinic Department of respiratory medicine

isobeit@sepia.plala.or.jp048-575-1131

Outcome results