Sleep-Assessment in Patients Between High Altitude HA vs. Sea Level LA in Patients With Pulmonary Arterial Hypertension PAH
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
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Detaljeret beskrivelse
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Fase
Fase
- Ikke anvendelig
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: Silvia Ulrich, Prof. Dr. med.
- Telefonnummer: +41442552220
- E-mail: silvia.ulrich@usz.ch
Undersøgelse Kontakt Backup
- Navn: Michael Furian, Prof. Dr. sc. ETH
- Telefonnummer: +41442552220
Studiesteder
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-
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Zurich, Schweiz, 8091
- University Hospital of Zurich
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-
Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Beskrivelse
Inclusion Criteria:
- Adult patients aged 18-80 years and of all genders
- Permanent residence > 2600 m
- Diagnosis of pulmonary arterial hypertension PAH (PAHHA-Group) according to guidelines
- Patients are stable on therapy
- NYHA (new york heart association) functional class I-III.
- written informed consent to participate in the study.
Exclusion Criteria:
- Age <18 years or >80 years
- unstable condition
- Patients who cannot follow the study investigations
- Patient permanently living < 2600m.
- Patients who traveled and stayed overnight at altitudes <2000 m in the past 4 weeks.
- Patients with moderate to severe concomitant lung disease (FEV1<70% or forced vital capacity <70%), severe parenchymal lung disease, severe smokers (>20 cigarettes/day)
- Severely hypoxemic patients at Quito permanently having persistent SpO2 (oxygen saturation by pulseoximetry) <80% on ambient air.
- Patient with a non-corrected ventricular septum defect
- Relevant concomitant other disease of the heart, kidney, liver, blood (anemia hemoglobin<11 g/dl)
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Støttende pleje
- Tildeling: N/A
- Interventionel model: Enkelt gruppeopgave
- Maskning: Ingen (Åben etiket)
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
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Eksperimentel: Sleep-parameters at 2850m and at sea level
Assessment of sleep-parameters by polygraphy in patients with pulmonary arterial hypertension at 2850m and at sea level
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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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Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
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 in mean nocturnal SpO2 between 2850m and Night 7 at sea level in patients with pulmonary arterial hypertension
|
From high altitude (2850m) to night 7 at sea level
|
Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
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 patients with pulmonary arterial hypertension
|
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
|
Difference/change in nocturnal apnoea-hypopnoea-index between 2850m and night 7 at sea level in patients with pulmonary arterial hypertension
|
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
|
Difference/change in nocturnal Oxygen-Desaturation-Index ODI between 2850m and night 7 at sea level in patients with pulmonary arterial hypertension
|
From high altitude (2850m) to night 7 at sea level
|
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
From Night 1 to Night 7 at sea level
|
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
From Night 1 to Night 7 at sea level
|
|
Acclimatization-Effect of Oxygen-Desaturation-Index ODI at sea level
Tidsramme: From Night 1 to Night 7 at sea level
|
Difference/change in nocturnal oxygen-desaturation-index ODI at night 1 and night 7 within a stay at sea level of 7 days (after relocation from high altitude) in patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
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)
|
Difference/change in mean nocturnal SpO2 between sea level (after one-week stay) and night after re-ascent to 2850m in patients with pulmonary arterial hypertension
|
From Night 7 at sea level to night after reascent (time frame of 3 days)
|
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
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 patients with pulmonary arterial hypertension
|
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)
|
Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Efterforskere
Efterforskere
- Ledende efterforsker: Silvia Ulrich, University Hospital Zurich, Departement of Pulmonology
- Ledende efterforsker: Rodrigo Hoyos, Hospital Carlos Andrade Marin of Quito, Ecuador
Datoer for undersøgelser
Studer store datoer
Studiestart (Anslået)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
- Sygdomme i nervesystemet
- Karsygdomme
- Hjerte-kar-sygdomme
- Luftvejssygdomme
- Lungesygdomme
- Respirationsforstyrrelser
- Søvnvågningsforstyrrelser
- Tegn og symptomer, luftveje
- Apnø
- Søvnforstyrrelser, iboende
- Dyssomnier
- Forhøjet blodtryk
- Patologiske tilstande, tegn og symptomer
- Tegn og symptomer
- Pulmonal arteriel hypertension
- Hypoxi
- Søvnapnø syndromer
- Hypertension, lunge
- Højdesyge
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- Ec_HAvsLA_sleep_PAH
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
IPD-planbeskrivelse
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
Studerer et amerikansk FDA-reguleret enhedsprodukt
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