- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT02251574
Effect of a Very Low Calorie and Low Calorie Diet on Moderate to Severe Obstructive Sleep Apnea in Obese Adults
Studieoversigt
Status
Betingelser
Intervention / Behandling
Detaljeret beskrivelse
Sleep apnea is a sleep disorder in which breathing repeatedly stops and starts during sleep. The most common type is obstructive sleep apnea (OSA), which occurs when the muscles in your throat relax and block your airway during sleep. The most noticeable sign of OSA is snoring. OSA is a risk factor for other chronic conditions like type 2 diabetes, cardiovascular disease, and high blood pressure.
Although anyone can develop OSA, it commonly affects people who are obese. The more someone weighs, the more likely the OSA is to be severe. Weight loss is typically recommended for overweight individuals to help improve OSA. However, not enough research has been done for doctors to be able make specific recommendations to their patients.
Undersøgelsestype
Tilmelding (Faktiske)
Fase
- Ikke anvendelig
Kontakter og lokationer
Studiesteder
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-
Kansas
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Kansas City, Kansas, Forenede Stater, 66160
- University of Kansas Medical Center
-
-
Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- AHI score of ≥ 5
- Body mass index (BMI) between 30 to 49.9 kg/m2
Exclusion Criteria:
- Report serious medical risk such as insulin-dependent diabetes, active cancer, recent cardiac event
- Currently or planning to become pregnant during the next 9 months
- Not weight stable (-4.6 kg) for 3 mos. prior to intake
- Report current participation in a weight reduction program involving diet or PA
- Unwilling to be randomized to 1 of 3 study groups
- Report symptomology of an eating disorder as determined by the Eating Attitudes Test
- Unable to participate in moderate intensity physical activity
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Ingen (Åben etiket)
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
|
Eksperimentel: Low Calorie Diet
Participants will take part in an experimental weight management program involving a low calorie diet (LCD), about 1200-1500 calories per day.
|
Weight management program designed around a low calorie diet.
|
|
Eksperimentel: Very Low Calorie Diet
Participants will take part in an experimental weight management program involving a low calorie diet (LCD), about 520-800 calories per day.
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Weight management program designed around a very low calorie diet.
|
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Aktiv komparator: Standard Care
Participants will receive normal care.
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Care provided that would normally be given to people meeting eligibility criteria for this study.
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Change in Apnea Hypopnea Index (AHI)
Tidsramme: Change from Baseline to Month 3
|
The AHI measures sleep apnea severity and represents the number of apnea and hypopnea events per hour.
|
Change from Baseline to Month 3
|
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Change in Apnea Hypopnea Index (AHI)
Tidsramme: Change from Baseline to Month 9
|
The AHI measures sleep apnea severity and represents the number of apnea and hypopnea events per hour.
|
Change from Baseline to Month 9
|
|
Change in metabolic syndrome (MetS) risk factors
Tidsramme: Change from Baseline to Month 3 and Month 9
|
Risk factors to be measured include waist circumference, triglycerides, HDL-cholesterol, blood pressure, fasting glucose
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Change from Baseline to Month 3 and Month 9
|
|
Change in Quality of Life
Tidsramme: Change from Baseline to Month 3 and Month 9
|
Participants will complete the Calgary Sleep Apnea Quality of Life Index (SAQLI) that will assess participants response to the intervention/treatment.
|
Change from Baseline to Month 3 and Month 9
|
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Change in Daytime Sleepiness
Tidsramme: Change from Baseline to Month 3 and Month 9
|
Researchers will administer Epworth Sleepiness Scale.
Results will be used to calculate daytime sleepiness changes for each participant.
|
Change from Baseline to Month 3 and Month 9
|
Samarbejdspartnere og efterforskere
Efterforskere
- Ledende efterforsker: Jeannine Goetz, PhD, University of Kansas Medical Center
Datoer for undersøgelser
Studer store datoer
Studiestart
Primær færdiggørelse (Faktiske)
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- STUDY00001418
Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .
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