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
Studieoversikt
Status
Status
Forhold
Forhold
Intervensjon / Behandling
Intervensjon / Behandling
Detaljert beskrivelse
Studietype
Studietype
Registrering (Antatt)
Registrering
Fase
Fase
- Ikke aktuelt
Kontakter og plasseringer
Studiekontakt
Studiekontakt
- Navn: Silvia Ulrich, Prof. Dr. med.
- Telefonnummer: +41442552220
- E-post: silvia.ulrich@usz.ch
Studer Kontakt Backup
- Navn: Michael Furian, Prof. Dr. sc. ETH
- Telefonnummer: +41442552220
Studiesteder
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-
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Zurich, Sveits, 8091
- University Hospital of Zurich
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Deltakelseskriterier
Kvalifikasjonskriterier
Kvalifikasjonskriterier
Alder som er kvalifisert for studier
- Voksen
- Eldre voksen
Tar imot friske frivillige
Beskrivelse
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
Studieplan
Hvordan er studiet utformet?
Designdetaljer
- Primært formål: Støttende omsorg
- Tildeling: N/A
- Intervensjonsmodell: Enkeltgruppeoppdrag
- Masking: Ingen (Open Label)
Antall våpen
Våpen og intervensjoner
Deltakergruppe / ArmDeltakergruppe / Arm |
Intervensjon / BehandlingIntervensjon / Behandling |
|---|---|
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Eksperimentell: 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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Hva måler studien?
Primære resultatmål
Primære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
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Mean nocturnal SpO2 after 7 days at sea level
Tidsramme: 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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Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
|
Time spent with low SpO2 after 7 days at sea level
Tidsramme: From high altitude (2850m) to night 7 at sea level
|
Difference/change in time spent with low SpO2 (< 90% and < 80%) between 2850m and night 7 at sea level in healthy individuals
|
From high altitude (2850m) to night 7 at sea level
|
|
Apnoea-Hypopnoea-Index AHI after 7 days at sea level
Tidsramme: 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
|
From high altitude (2850m) to night 7 at sea level
|
|
Oxygen-Desaturation-Index ODI after 7 days at sea level
Tidsramme: 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
Tidsramme: From high altitude (2850m) to night 7 at sea level
|
Difference/change in nocturnal cardiovascular autonomic control by heart rate (variability) between 2850m and night 7 at sea level in healthy individuals
|
From high altitude (2850m) to night 7 at sea level
|
|
Acclimatization-Effect of mean nocturnal SpO2 at sea level
Tidsramme: From Night 1 to Night 7 at sea level
|
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
Tidsramme: From Night 1 to Night 7 at sea level
|
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
|
From Night 1 to Night 7 at sea level
|
|
Acclimatization-Effect of Apnoea-Hypopnoea-Index AHI at sea level
Tidsramme: From Night 1 to Night 7 at sea level
|
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
|
From Night 1 to Night 7 at sea level
|
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Acclimatization-Effect of Oxygen-Desaturation-Index ODI at sea level
Tidsramme: 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
|
From Night 1 to Night 7 at sea level
|
|
Acclimatization-Effect of nocturnal cardiovascular autonomic control at sea level
Tidsramme: From Night 1 to Night 7 at sea level
|
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
|
From Night 1 to Night 7 at sea level
|
|
Mean nocturnal SpO2 after re-ascent to 2850m
Tidsramme: 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
Tidsramme: From Night 7 at sea level to night after re-ascent (time frame of 3 days)
|
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
|
From Night 7 at sea level to night after re-ascent (time frame of 3 days)
|
|
Apnoea-Hypopnoea-Index AHI after re-ascent to 2850m
Tidsramme: 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
|
From Night 7 at sea level to night after re-ascent (time frame of 3 days)
|
|
Oxygen-Desaturation-Index ODI after re-ascent to 2850m
Tidsramme: 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
|
From Night 7 at sea level to night after re-ascent (time frame of 3 days)
|
|
Nocturnal cardiovascular autonomic control after re-ascent to 2850m
Tidsramme: From Night 7 at sea level to night after re-ascent (time frame of 3 days)
|
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
|
From Night 7 at sea level to night after re-ascent (time frame of 3 days)
|
|
Mean nocturnal SpO2 pre-descent and after re-ascent (2850m)
Tidsramme: 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 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
|
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)
|
|
Time spent with low SpO2 pre-descent and after re-ascent (2850m)
Tidsramme: 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
|
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)
|
|
Apnoea-Hypopnoea-Index AHI pre-descent and after re-ascent (2850m)
Tidsramme: 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
|
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)
|
|
Oxygen-Desaturation-Index ODI pre-descent and after re-ascent (2850m)
Tidsramme: 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)
|
|
Nocturnal cardiovascular autonomic control pre-descent and after re-ascent (2850m)
Tidsramme: 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
|
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)
|
Samarbeidspartnere og etterforskere
Sponsor
Sponsor
Etterforskere
Etterforskere
- Hovedetterforsker: Silvia Ulrich, University Hospital Zurich, Departement of Pulmonology
- Hovedetterforsker: Rodrigo Hoyos, Hospital Carlos Andrade Marin of Quito, Ecuador
Studierekorddatoer
Studer hoveddatoer
Studiestart (Antatt)
Studiestart
Primær fullføring (Antatt)
Primær fullføring
Studiet fullført (Antatt)
Studiet fullført
Datoer for studieregistrering
Først innsendt
Først innsendt
Først innsendt som oppfylte QC-kriteriene
Først innsendt som oppfylte QC-kriteriene
Først lagt ut (Faktiske)
Først lagt ut
Oppdateringer av studieposter
Sist oppdatering lagt ut (Faktiske)
Sist oppdatering lagt ut
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Sist bekreftet
Sist bekreftet
Mer informasjon
Begreper knyttet til denne studien
Nøkkelord
Ytterligere relevante MeSH-vilkår
Andre studie-ID-numre
Andre studie-ID-numre
- Ec_HAvsLA_sleep_H
Plan for individuelle deltakerdata (IPD)
Planlegger du å dele individuelle deltakerdata (IPD)?
IPD-planbeskrivelse
Legemiddel- og utstyrsinformasjon, studiedokumenter
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