“…Moreover, without timely medical treatment, patients with OSA exhibit an increased risk of complications, such as cardiovascular diseases, diabetes, depression, and dementia. [1,2] Overnight polysomnography (PSG) has been acknowledged as the gold standard for diagnosing OSA. A wide range of physiological signals are recorded, including electrocardiography (ECG), electroencephalogram (EEG), electromyogram (EMG), electrooculogram (EOG), chest and abdominal respiratory movements, nasal-oral airflow, peripheral blood oxygen saturation (SpO 2 ), heart rate signals, and sleep postures.…”