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Multicenter epidemiological study for patients with obesity hypoventilation syndrome

Multicenter epidemiological study for patients with obesity hypoventilation syndrome - Study for OHS

Status
Unknown
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000001931
Enrollment
1000
Registered
2009-05-01
Start date
2009-05-01
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 (OSAS) and/or Obesity hypoventilation syndrome (OHS)

Interventions

Continuous positive airway pressure

Sponsors

the Respiratory Failure Research Group from the Ministry of Health, Labour and Welfare, Japan
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: *Patients with OSAS who start CPAP treatment after polysomnography. *Subjects with BMI>30 who undergo polysomnography.

Exclusion criteria

Exclusion criteria: Patients or subjects who do not give their consent form.

Design outcomes

Primary

MeasureTime frame
1) Adherence of CPAP treatment in patients with OHS 2) number of patients with OHS newly receiving CPAP 3) The prevalence of OHS in patients with OSA in Japan 4) The determinants of PaCO2 levels in patients with OSA or obese OSA—

Secondary

MeasureTime frame
1) Clinical estimation of severe obese subjects without OSAS—

Countries

Japan

Contacts

Public ContactSatoshi Hamada

Kyoto University Graduate School of Medicine Department of Respiratory Medicine

sh1124@kuhp.kyoto-u.ac.jp075-751-3830

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026