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
Descripción general del estudio
Estado
Estado
Condiciones
Condiciones
Intervención / Tratamiento
Intervención / Tratamiento
Descripción detallada
Tipo de estudio
Tipo de estudio
Inscripción (Estimado)
Inscripción
Fase
Fase
- No aplica
Contactos y Ubicaciones
Estudio Contacto
Estudio Contacto
- Nombre: Silvia Ulrich, Prof. Dr. med.
- Número de teléfono: +41442552220
- Correo electrónico: silvia.ulrich@usz.ch
Copia de seguridad de contactos de estudio
- Nombre: Michael Furian, Prof. Dr. sc. ETH
- Número de teléfono: +41442552220
Ubicaciones de estudio
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Zurich, Suiza, 8091
- University Hospital of Zurich
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Criterios de participación
Criterio de elegibilidad
Criterio de elegibilidad
Edades elegibles para estudiar
- Adulto
- Adulto Mayor
Acepta Voluntarios Saludables
Descripción
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
Plan de estudios
¿Cómo está diseñado el estudio?
Detalles de diseño
- Propósito principal: Cuidados de apoyo
- Asignación: N / A
- Modelo Intervencionista: Asignación de un solo grupo
- Enmascaramiento: Ninguno (etiqueta abierta)
Número de brazos
Armas e Intervenciones
Grupo de participantes/brazoGrupo de participantes/brazo |
Intervención / TratamientoIntervención / Tratamiento |
|---|---|
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Experimental: 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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¿Qué mide el estudio?
Medidas de resultado primarias
Medidas de resultado primarias
Medida de resultado |
Medida Descripción |
Periodo de tiempo |
|---|---|---|
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Mean nocturnal SpO2 after 7 days at sea level
Periodo de tiempo: 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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Medidas de resultado secundarias
Medidas de resultado secundarias
Medida de resultado |
Medida Descripción |
Periodo de tiempo |
|---|---|---|
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Time spent with low SpO2 after 7 days at sea level
Periodo de tiempo: 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
Periodo de tiempo: 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
Periodo de tiempo: 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
Periodo de tiempo: 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
Periodo de tiempo: 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
Periodo de tiempo: 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
Periodo de tiempo: 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
Periodo de tiempo: 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
Periodo de tiempo: 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
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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
Periodo de tiempo: 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
Periodo de tiempo: 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
Periodo de tiempo: 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)
|
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Oxygen-Desaturation-Index ODI after re-ascent to 2850m
Periodo de tiempo: 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
Periodo de tiempo: 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)
Periodo de tiempo: 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)
Periodo de tiempo: 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 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)
Periodo de tiempo: 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 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)
Periodo de tiempo: 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)
Periodo de tiempo: 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)
|
Colaboradores e Investigadores
Patrocinador
Patrocinador
Investigadores
Investigadores
- Investigador principal: Silvia Ulrich, University Hospital Zurich, Departement of Pulmonology
- Investigador principal: Rodrigo Hoyos, Hospital Carlos Andrade Marin of Quito, Ecuador
Fechas de registro del estudio
Fechas importantes del estudio
Inicio del estudio (Estimado)
Inicio del estudio
Finalización primaria (Estimado)
Finalización primaria
Finalización del estudio (Estimado)
Finalización del estudio
Fechas de registro del estudio
Enviado por primera vez
Enviado por primera vez
Primero enviado que cumplió con los criterios de control de calidad
Primero enviado que cumplió con los criterios de control de calidad
Publicado por primera vez (Actual)
Publicado por primera vez
Actualizaciones de registros de estudio
Última actualización publicada (Actual)
Última actualización publicada
Última actualización enviada que cumplió con los criterios de control de calidad
Última actualización enviada que cumplió con los criterios de control de calidad
Última verificación
Última verificación
Más información
Términos relacionados con este estudio
Palabras clave
Términos MeSH relevantes adicionales
Otros números de identificación del estudio
Otros números de identificación del estudio
- Ec_HAvsLA_sleep_H
Plan de datos de participantes individuales (IPD)
¿Planea compartir datos de participantes individuales (IPD)?
Descripción del plan IPD
Información sobre medicamentos y dispositivos, documentos del estudio
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