Sleep-Assessment in Patients Between High Altitude HA vs. Sea Level LA in Healthy Individuals H
Effect of a One-week Descent From 2850m to Sea Level and Re-ascent in Patients With Pulmonary Arterial Hypertension and Healthy Controls Permanently Living > 2600m on Pulmonary Hemodynamics, Exercise Capacity, Blood Oxygenation, Sleep Disordered Breathing and Further Outcomes
Studie Overzicht
Toestand
Toestand
Conditie
Conditie
Interventie / Behandeling
Interventie / Behandeling
Gedetailleerde beschrijving
Studietype
Studietype
Inschrijving (Geschat)
Inschrijving
Fase
Fase
- Niet toepasbaar
Contacten en locaties
Studiecontact
Studiecontact
- Naam: Silvia Ulrich, Prof. Dr. med.
- Telefoonnummer: +41442552220
- E-mail: silvia.ulrich@usz.ch
Studie Contact Back-up
- Naam: Michael Furian, Prof. Dr. sc. ETH
- Telefoonnummer: +41442552220
Studie Locaties
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Zurich, Zwitserland, 8091
- University Hospital of Zurich
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Deelname Criteria
Geschiktheidscriteria
Geschiktheidscriteria
Leeftijden die in aanmerking komen voor studie
- Volwassen
- Oudere volwassene
Accepteert gezonde vrijwilligers
Beschrijving
Inclusion Criteria:
- Adults aged 18-80 years and of all genders
- Permanent residence > 2600 m
- healthy: no self-perceived cardiopulmonary disease limiting daily activities
- written informed consent to participate in the study
Exclusion Criteria:
- Age <18 years or >80 years
- Participants who cannot follow the study investigations
- Participants permanently living < 2600m.
- Participants who traveled and stayed overnight at altitudes <2000 m in the past 4 weeks.
- any self-perceived cardiopulmonary disease limiting daily activities
Studie plan
Hoe is de studie opgezet?
Ontwerpdetails
- Primair doel: Ondersteunende zorg
- Toewijzing: NVT
- Interventioneel model: Opdracht voor een enkele groep
- Masker: Geen (open label)
Aantal wapens
Wapens en interventies
Deelnemersgroep / ArmDeelnemersgroep / Arm |
Interventie / BehandelingInterventie / Behandeling |
|---|---|
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Experimenteel: Sleep-parameters at 2850m and at sea level
Assessment of sleep-parameters by polygraphy in healthy individuals at 2850m (pre-descent and after re-ascent) and at sea level in between
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Descent from 2850m to sea level with a stay for 7 days and re-ascent back to 2850m
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Wat meet het onderzoek?
Primaire uitkomstmaten
Primaire uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
|---|---|---|
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Mean nocturnal SpO2 after 7 days at sea level
Tijdsspanne: From high altitude (2850m) to night 7 at sea level
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Difference/change in mean nocturnal SpO2 between 2850m and Night 7 at sea level in healthy individuals
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From high altitude (2850m) to night 7 at sea level
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Secundaire uitkomstmaten
Secundaire uitkomstmaten
Uitkomstmaat |
Maatregel Beschrijving |
Tijdsspanne |
|---|---|---|
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Time spent with low SpO2 after 7 days at sea level
Tijdsspanne: From high altitude (2850m) to night 7 at sea level
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Difference/change in time spent with low SpO2 (< 90% and < 80%) between 2850m and night 7 at sea level in healthy individuals
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From high altitude (2850m) to night 7 at sea level
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Apnoea-Hypopnoea-Index AHI after 7 days at sea level
Tijdsspanne: From high altitude (2850m) to night 7 at sea level
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Difference/change in nocturnal apnoea-hypopnoea-index between 2850m and night 7 at sea level in healthy individuals
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From high altitude (2850m) to night 7 at sea level
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Oxygen-Desaturation-Index ODI after 7 days at sea level
Tijdsspanne: From high altitude (2850m) to night 7 at sea level
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Difference/change in nocturnal Oxygen-Desaturation-Index ODI between 2850m and night 7 at sea level in healthy individuals
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From high altitude (2850m) to night 7 at sea level
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Nocturnal cardiovascular autonomic control after 7 days at sea level
Tijdsspanne: From high altitude (2850m) to night 7 at sea level
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Difference/change in nocturnal cardiovascular autonomic control by heart rate (variability) between 2850m and night 7 at sea level in healthy individuals
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From high altitude (2850m) to night 7 at sea level
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Acclimatization-Effect of mean nocturnal SpO2 at sea level
Tijdsspanne: From Night 1 to Night 7 at sea level
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Difference/change in mean nocturnal SpO2 at night 1 and night 7 within a stay at sea level of 7 days (after relocation from high altitude) in healthy individuals
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From Night 1 to Night 7 at sea level
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Acclimatization-Effect of time spent with low SpO2 at sea level
Tijdsspanne: From Night 1 to Night 7 at sea level
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Difference/change in time spent with low SpO2 (< 90% and < 80%) at night 1 and night 7 within a stay at sea level of 7 days (after relocation from high altitude) in healthy individuals
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From Night 1 to Night 7 at sea level
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Acclimatization-Effect of Apnoea-Hypopnoea-Index AHI at sea level
Tijdsspanne: From Night 1 to Night 7 at sea level
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Difference/change in nocturnal apnoea-hypopnoea-index at night 1 and night 7 within a stay at sea level of 7 days (after relocation from high altitude) in healthy individuals
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From Night 1 to Night 7 at sea level
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Acclimatization-Effect of Oxygen-Desaturation-Index ODI at sea level
Tijdsspanne: From Night 1 to Night 7 at sea level
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Difference/change in nocturnal oxygen-desaturation-index at night 1 and night 7 within a stay at sea level of 7 days (after relocation from high altitude) in healthy individuals
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From Night 1 to Night 7 at sea level
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Acclimatization-Effect of nocturnal cardiovascular autonomic control at sea level
Tijdsspanne: From Night 1 to Night 7 at sea level
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Difference/change in nocturnal cardiovascular autonomic control by heart rate (variability) at night 1 and night 7 within a stay at sea level of 7 days (after relocation from high altitude) in healthy individuals
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From Night 1 to Night 7 at sea level
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Mean nocturnal SpO2 after re-ascent to 2850m
Tijdsspanne: From Night 7 at sea level to night after reascent (time frame of 3 days)
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Difference/change in mean nocturnal SpO2 between sea level (after one-week stay) and night after re-ascent to 2850m in healthy individuals
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From Night 7 at sea level to night after reascent (time frame of 3 days)
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Time spent with low SpO2 after re-ascent to 2850m
Tijdsspanne: From Night 7 at sea level to night after re-ascent (time frame of 3 days)
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Difference/change in time spent with low SpO2 (< 90% and < 80%) between sea level (after one-week stay) and night after re-ascent to 2850m in healthy individuals
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From Night 7 at sea level to night after re-ascent (time frame of 3 days)
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Apnoea-Hypopnoea-Index AHI after re-ascent to 2850m
Tijdsspanne: From Night 7 at sea level to night after re-ascent (time frame of 3 days)
|
Difference/change in nocturnal apnoea-hypopnoea-index between sea level (after one-week stay) and night after re-ascent to 2850m in healthy individuals
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From Night 7 at sea level to night after re-ascent (time frame of 3 days)
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Oxygen-Desaturation-Index ODI after re-ascent to 2850m
Tijdsspanne: From Night 7 at sea level to night after re-ascent (time frame of 3 days)
|
Difference/change in nocturnal oxygen-desaturation-index between sea level (after one-week stay) and night after re-ascent to 2850m in healthy individuals
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From Night 7 at sea level to night after re-ascent (time frame of 3 days)
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Nocturnal cardiovascular autonomic control after re-ascent to 2850m
Tijdsspanne: From Night 7 at sea level to night after re-ascent (time frame of 3 days)
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Difference/change in nocturnal cardiovascular autonomic control by heart rate (variability) between sea level (after one-week stay) and night after re-ascent to 2850m in healthy individuals
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From Night 7 at sea level to night after re-ascent (time frame of 3 days)
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Mean nocturnal SpO2 pre-descent and after re-ascent (2850m)
Tijdsspanne: From the night at 2850m prior to the descent, stay at sea level of one week in between, to the night after re-ascent to 2850m (time frame approximately 11 days)
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Difference/change in mean nocturnal SpO2 between the night at 2850m prior to the descent to sea level (stay of 7 days at sea level in between) and the night at 2850m after re-ascent in healthy individuals
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From the night at 2850m prior to the descent, stay at sea level of one week in between, to the night after re-ascent to 2850m (time frame approximately 11 days)
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Time spent with low SpO2 pre-descent and after re-ascent (2850m)
Tijdsspanne: From the night at 2850m prior to the descent, stay at sea level of one week in between, to the night after re-ascent to 2850m (time frame approximately 11 days)
|
Difference/change in time spent with low SpO2 (< 90% and < 80%) between the night at 2850m prior to the descent to sea level (stay of 7 days at sea level in between) and the night at 2850m after re-ascent in healthy individuals
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From the night at 2850m prior to the descent, stay at sea level of one week in between, to the night after re-ascent to 2850m (time frame approximately 11 days)
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Apnoea-Hypopnoea-Index AHI pre-descent and after re-ascent (2850m)
Tijdsspanne: From the night at 2850m prior to the descent, stay at sea level of one week in between, to the night after re-ascent to 2850m (time frame approximately 11 days)
|
Difference/change in nocturnal apnoea-hypopnoea-index between the night at 2850m prior to the descent to sea level (stay of 7 days at sea level in between) and the night at 2850m after re-ascent in healthy individuals
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From the night at 2850m prior to the descent, stay at sea level of one week in between, to the night after re-ascent to 2850m (time frame approximately 11 days)
|
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Oxygen-Desaturation-Index ODI pre-descent and after re-ascent (2850m)
Tijdsspanne: From the night at 2850m prior to the descent, stay at sea level of one week in between, to the night after re-ascent to 2850m (time frame approximately 11 days)
|
Difference/change in nocturnal oxygen-desaturation-index between the night at 2850m prior to the descent to sea level (stay of 7 days at sea level in between) and the night at 2850m after re-ascent in healthy individuals
|
From the night at 2850m prior to the descent, stay at sea level of one week in between, to the night after re-ascent to 2850m (time frame approximately 11 days)
|
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Nocturnal cardiovascular autonomic control pre-descent and after re-ascent (2850m)
Tijdsspanne: From the night at 2850m prior to the descent, stay at sea level of one week in between to the night after re-ascent to 2850m (time frame approximately 11 days)
|
Difference/change in nocturnal cardiovascular autonomic control by heart rate (variability) between the night at 2850 prior to the descent to sea level (stay of 7 days at sea level in between) and the night at 2850m after re-ascent in healthy individuals
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From the night at 2850m prior to the descent, stay at sea level of one week in between to the night after re-ascent to 2850m (time frame approximately 11 days)
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Medewerkers en onderzoekers
Sponsor
Sponsor
Onderzoekers
Onderzoekers
- Hoofdonderzoeker: Silvia Ulrich, University Hospital Zurich, Departement of Pulmonology
- Hoofdonderzoeker: Rodrigo Hoyos, Hospital Carlos Andrade Marin of Quito, Ecuador
Studie record data
Bestudeer belangrijke data
Studie start (Geschat)
Studie start
Primaire voltooiing (Geschat)
Primaire voltooiing
Studie voltooiing (Geschat)
Studie voltooiing
Studieregistratiedata
Eerst ingediend
Eerst ingediend
Eerst ingediend dat voldeed aan de QC-criteria
Eerst ingediend dat voldeed aan de QC-criteria
Eerst geplaatst (Werkelijk)
Eerst geplaatst
Updates van studierecords
Laatste update geplaatst (Werkelijk)
Laatste update geplaatst
Laatste update ingediend die voldeed aan QC-criteria
Laatste update ingediend die voldeed aan QC-criteria
Laatst geverifieerd
Laatst geverifieerd
Meer informatie
Termen gerelateerd aan deze studie
Trefwoorden
Aanvullende relevante MeSH-voorwaarden
Andere studie-ID-nummers
Andere studie-ID-nummers
- Ec_HAvsLA_sleep_H
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Bent u van plan om gegevens van individuele deelnemers (IPD) te delen?
Beschrijving IPD-plan
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