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Hemodynamic Changes in Altitude Adaptation

Hemodynamic Changes in Altitude Adaptation

Status
UNKNOWN
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01698619
Enrollment
12
Registered
2012-10-03
Start date
2012-08-31
Completion date
2012-12-31
Last updated
2012-10-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Acute Mountain Sickness, High Altitude Cerebral Edema, High Altitude Pulmonary Edema

Brief summary

We use a new technology (Nexfin from BMEYE-Inventive Hemodynamics) to monitor Cardiac Output, Blood Pressure, Fluid Responsiveness, Pulse Oximetry, Hemoglobin Concentration, Oxygen Delivery in Climbers during their process of acclimatization on a expedition to Mount Aconcagua.

Detailed description

Several parameters will be recorded to analyze their influence on the adaptation to high altitude. Such as, food composition, dietary supplements, water intake and output.

Interventions

None listed

Sponsors

Goethe University
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
20 Years to 60 Years
Healthy volunteers
Yes

Inclusion criteria

* No acute or chronic disease * Body mass index : 20 - 30

Exclusion criteria

* Any preexisting disease that has a potential impact on physical performance such as: * pulmonary * cerebral * muscular * cardiac * vascular - diseases

Design outcomes

Primary

MeasureTime frameDescription
Changes from baseline in Oxygen Deliverydaily, up to 18 daysUnit: ml/min baseline measure will be obtained at sea level

Secondary

MeasureTime frameDescription
Changes from baseline in Hemoglobin Concentrationdaily, up to 18 daysUnit: mg/dl baseline measure will be obtained at sea level

Other

MeasureTime frameDescription
Changes from baseline in Blood pressure, Fluid Responsiveness, Oxygen Saturation, Cardiac Outputdaily, up to 18 daysbaseline measure will be obtained at sea level

Countries

Germany

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026