Department of Critical Care Medicine Shengjing Hospital of China Medical University Shenyang 110004 Liaoning Province China;
Department of Cardiology Shengjing Hospital of China Medical University Shenyang 110004 Liaoning Province China;
Department of Nursing Shengjing Hospital of China Medical University Shenyang 110004 Liaoning Province China;
Department of Nursing Shengjing Hospital of China Medical University Shenyang 110004 Liaoning Province China;
Obstructive sleep apnea-hypopnea syndrome; Postoperative; Weight control; Motivational interview; Quality of sleep; Patients;