Assessment of Heart Rate Variability HRV During Descent DE From 2850m to Sea Level and During Re-ascent A From Sea Level to 2850m in Healthy Individuals H

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-80
SponsorSilvia Ulrich Somaini

About this trial

To study the effect of relocation from high altitude (Quito Ecuador: 2850m) to sea level and re-ascent from sea level to 2850m on heart rate variability and other hemodynamic parameters in healthy individuals, who live permanently \>2600m.

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

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.

Disqualifiers

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.

Trial design

Design model

Single group

Treatments tested in this trial

  • Descent and re-ascent (2850m, sea level)

    Behavioral

    Descent from 2850m to sea level (in one day by bus) and re-ascent after 7 days from sea level to 2850m (in one day by bus)

Treatment groups

14 Participants
are divided into 1 treatment group
Group A: Heart rate variability HRV during descent and re-ascentExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Heart rate variability HRV during descent and re-ascent

Difference/change in heart rate variability at different altitudes during descent (2850m to sea level) and during re-ascent after 7 days (sea level to 2850m) in healthy individuals

Time frame
From day of descent (day 1) and day of re-ascent (day 8)

Secondary outcomes

1

SpO2 during descent and re-ascent

Difference/change in SpO2 at different altitudes during descent (2850m to sea level) and during re-ascent after 7 days (sea level to 2850m) in healthy individuals

Time frame
From day of descent (day 1) and day of re-ascent (day 8)
2

ECG-Repolarization during descent and re-ascent

Occurrence/changes in cardial arrhythmias at different altitudes during descent (2850m to sea level) and during re-ascent after 7 days (sea level to 2850m) in healthy individuals

Time frame
From day of descent (day 1) and day of re-ascent (day 8)
3

Cardial arrhythmias during descent and re-ascent

Occurrence/changes in cardial arrhythmias at different altitudes during descent (2850m to sea level) and during re-ascent after 7 days (sea level to 2850m) in healthy individuals

Time frame
From day of descent (day 1) and day of re-ascent (day 8)
4

Pulse transit time during descent and re-ascent

Occurrence and difference/change in pulse transit time (drops) at different altitudes during descent (2850m to sea level) and during re-ascent after 7 days (sea level to 2850m) in healthy individuals

Time frame
From day of descent (day 1) and day of re-ascent (day 8)

Other outcomes

Sponsors and contacts

Click on the lead sponsor to view all of their trials.

Silvia Ulrich Somaini

Lead sponsor

University of Zurich

Sponsor institution

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