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The purpose of the study is to compare the relative contribution of systemic inflammation vs. Obstructive Sleep Apnea (OSA) severity (as measured by Apnea Hypopnea Index) in predicting cardiovascular and metabolic aberrations associated with mild-to-moderate obstructive sleep apnea.
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| Measure | Description | Time Frame |
|---|---|---|
| Presence of the metabolic syndrome | At least 3 of the following 5 risk factors must be met in order to have the metabolic syndrome:
Source: https://www.nhlbi.nih.gov/health/health-topics/topics/ms | baseline |
| Obstructive Sleep Apnea | AHI from one night polysomnography | baseline |
| Markers of systemic inflammation | CRP, IL-6, TNFa | baseline |
| Measure | Description | Time Frame |
|---|---|---|
| Heart rate variability | from polysomnography | baseline |
| Subjective measure of sleepiness | Epworth Sleepiness Scale | baseline |
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Inclusion Criteria:
Exclusion Criteria:
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Patients with suspected OS who are being seen at the Sleep Research and Treatment Center.
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Penn State College of Medicine, Penn State Milton S. Hershey Medical Center | Hershey | Pennsylvania | 17033 | United States |
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| ID | Term |
|---|---|
| D020181 | Sleep Apnea, Obstructive |
| ID | Term |
|---|---|
| D012891 | Sleep Apnea Syndromes |
| D001049 | Apnea |
| D012120 | Respiration Disorders |
| D012140 | Respiratory Tract Diseases |
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| D020919 |
| Sleep Disorders, Intrinsic |
| D020920 | Dyssomnias |
| D012893 | Sleep Wake Disorders |
| D009422 | Nervous System Diseases |