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睡眠呼吸暂停综合征(SAS)是指睡眠中口鼻气流均停止或气流幅度降至基础水平2 0 %以下的时间超过10秒以上;低通气是指睡眠过程中呼吸气流较基础水平降低5 0 %以上并伴有血氧饱和度(SaO2 )下降4 % ;睡眠呼吸暂停低通气指数(AHI)指平均每小时睡眠中的呼吸暂停加低通气次数[1] ;由
Sleep apnea syndrome (SAS) refers to sleep or nasal flow stopped or the flow amplitude dropped below 20% of the basic level of more than 10 seconds or more; low ventilation refers to the respiratory flow during sleep than the basic level of 50 % And accompanied by decreased blood oxygen saturation (SaO2) 4%; sleep apnea-hypopnea index (AHI) refers to the average hourly sleep apnea plus hypopnea [1]; by