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| Name | Class |
|---|---|
| National Center of Cardiology and Internal Medicine named after academician M.Mirrakhimov | OTHER_GOV |
| University Hospital Heidelberg | OTHER |
| Laboratoire des Adaptations Métaboliques à l'Exercice en conditions Physiologiques et Pathologiques |
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Prospective cohort study investigating the menstrual cycle phase (MCP) dependent sleep disordered breathing (SDB) in women travelling to 3600 m.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Women in luteal MCP | Women being in their luteal MCP on the day of ascent to high altitude. |
| |
| Women in follicular MCP | Women being in their follicular MCP on the day of ascent to high altitude. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Exposure to 3600 m | Other | Participants will travel to and stay for 2 nights at an altitude of 3600 m. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Nocturnal oxygen saturation (SpO2) | MCP-related difference in altitude-induced change in the mean nocturnal oxygen saturation measured by pulse oximetry. | Night 1 at 760 m and Night 1 at 3600 m |
| Measure | Description | Time Frame |
|---|---|---|
| Nocturnal oxygen desaturation index (ODI) | MCP-related difference in altitude-induced change in the ODI (number of ∆SpO2 >3% per hour time in bed measured by pulse oximetry). | Night 1 at 760 m and Night 1 at 3600 m |
| Nocturnal oxygen desaturation index (ODI) |
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Criteria: Inclusion Criteria:
Exclusion Criteria:
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Healthy, non-smoking, premenopausal women, age 18-44 years, without any disease and need of regular medication (including oral contraceptives).
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| Name | Affiliation | Role |
|---|---|---|
| Michael Furian, Prof. Dr. | University of Zurich | Study Chair |
| Talant Sooronbaev, Prof. Dr. | National Center of Cardiology and Internal Medicine, Bishkek, Kyrgyzstan | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| National Center for Cardiology and Internal Medicine | Bishkek | Bishkek | 720040 | Kyrgyzstan |
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| ID | Term |
|---|---|
| D012891 | Sleep Apnea Syndromes |
| D000860 | Hypoxia |
| ID | Term |
|---|---|
| D001049 | Apnea |
| D012120 | Respiration Disorders |
| D012140 | Respiratory Tract Diseases |
| D020919 | Sleep Disorders, Intrinsic |
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MCP-related difference in altitude-induced change in the ODI (number of ∆SpO2 >3% per hour time in bed measured by pulse oximetry). |
| Night 1 at 760 m and Night 2 at 3600 m |
| Apnea/hypopnea index (AHI) | MCP-related difference in altitude-induced change in the mean number of apneas/hypopneas per hour. | Night 1 at 760 m and Night 1 at 3600 m |
| Apnea/hypopnea index (AHI) | MCP-related difference in altitude-induced change in the mean number of apneas/hypopneas per hour. | Night 1 at 760 m and Night 2 at 3600 m |
| Subjective sleep quality | MCP-related difference in altitude-induced change in subjective sleep quality assessed by a 100-mm visual analog scale. | Night 1 at 760 m and Night 1 at 3600 m |
| Subjective sleep quality | MCP-related difference in altitude-induced change in subjective sleep quality assessed by a 100-mm visual analog scale. | Night 1 at 760 m and Night 2 at 3600 m |
| Nocturnal oxygen saturation (SpO2) | MCP-related difference in altitude-induced change in the mean nocturnal oxygen saturation measured by pulse oximetry. | Night 1 at 760 m and Night 2 at 3600 m |
| D020920 |
| Dyssomnias |
| D012893 | Sleep Wake Disorders |
| D009422 | Nervous System Diseases |
| D012818 | Signs and Symptoms, Respiratory |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |