The impact of obstructive sleep apnea on resting energy expenditure, sleep duration, and dietary habits: effects of continuous positive airway pressure

The impact of obstructive sleep apnea on resting energy expenditure, sleep duration, and dietary habits: effects of continuous positive airway pressure - The impact of obstructive sleep apnea on energy homeostasis

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000012639

Enrollment

Registered

2014-03-01

Start date

2014-02-01

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

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who are suspected to have obstructive sleep apnea and scheduled to undergo polysomnography.

Exclusion criteria

Exclusion criteria: 1. Current or previous treatments for obstructive sleep apnea 2. Central sleep apnea syndrome 3. Unable to use CPAP 4. Hope for treatments other than CPAP 5. Current or previous treatments (medication or bariatric surgery) for body weight reduction 6. Physically disabled 7. Abnormal thyroid function 8. Long term oxygen therapy 9. Corticosteroids use 10. Hemodialysis 11. Patients with a pacemaker 12. Premenoposal woman

Design outcomes

Secondary

Measure	Time frame
Sleep duration (measured by actigraphy and sleep diary) Sleep pattern and sleep quality Energy intake and dietary habits(measured by dietary questionnaire) Body weight, body composition Respiratory quotient Physical activity Sympathetic activity, cortisol Satiety/hunger hormones periostin	—

Primary

Measure	Time frame
The change in resting energy expenditure (measured by indirect calorimetry)	—

Countries

Japan

Contacts

Public ContactRyo Tachikawa

Graduate school of medicine, Kyoto University Respiratory medicine

ryotkw@gmail.com075-751-3852

Outcome results