To clarify the clinical features of patients with obstructive sleep apnea; To construct a multi-omics database of patients with obstructive sleep apnea, and compare the effects of different degrees of sleep apnea on prognosis, immunity, and metabolism. The medium and long-term prognosis, complications, comorbidities, risk factors, and immune and metabolic dynamics of patients with sleep apnea after treatment were studied. To elucidate the biomarkers and therapeutic targets associated with obstructive sleep apnea.