ObjectivesTo analyze obstructive sleep apnea (OSA)-related quality of life (QoL). the statuses of depression and anxiety. and to reveal the correlation between OSA-related QoL and two mental statuses in Chinese adolescent patients with cleft palate (CP). MethodsThe Obstructive Sleep Apnea Questionaire-18 (OSA-18). https://allfixelectricales.shop/product-category/water-hose-check-valve/