This Research Project Studies the Relationship Between OSA and Nocturia.

The Academic Research Project Studies the Relationship Between Obstructive Sleep Apnoea and the Occurrence of Nocturia.

The main goal of the study is to explore the relationship between obstructive sleep apnoea and nocturia.

The observation study will be performed on patients diagnosed with obstructive sleep apnoea. Patients will undergo routine examination for sleep apnoea and will be asked to fill in voiding diaries for 48 hours. The main goal of the study is to find whether there are any parameters of sleep apnoea associated with occurrence of the nocturia.

Inclusion Criteria:

• patients diagnosed obstructive sleep apnoea (OSA )
• Apnea-Hypopnea Index (AHI) > 15
• ability to fill in the voiding diaries
• signed informed consent

Exclusion Criteria:

• patients using diuretics
• patients with malignancies
• pregnancy