英语语法分析

OSA was associated with greater body mass index, whereas CSA was associated with atrial fibrillation, hypocapnia, and diuretic use.

OSA与体重指数增高有关，而CSA则与房颤、低碳酸血症和利尿剂的使用有关。

Whereas initially arterial oxygenation may be normal and slight hypocapnia may be present, worsening obstruction and tiring patients may exemplify arterial hypoxemia and hypercapnia.

起初动脉的氧合可能是正常的，也可能出现轻微的低碳酸血症，随着阻塞的加重，病人则出现典型的低氧血症和高碳酸血症。