Vasoactive Hormones During the Night in Patients With Obstructive Sleep Apnea Before and After Treatment With CPAP.

We wanted to test the hypothesis that treatment with continuous positive airway pressure reduces nocturnal hypoxia and thereby affecting levels of vasoactive hormones leading to a fall in blood pressure patients with obstructive sleep apnea.

Inclusion Criteria:

• Age between 20 and 65 years
• Obstructive sleep apnea
• Hypertension or normal blood pressure

Exclusion Criteria:

• Drug or alcohol abuse
• Pregnancy
• History or clinical signs of disease in the heart, lungs, brain,liver, kidneys or endocrine organs
• Diabetes