Low arterial oxygen tension occured in patients with acid-base disorders which metabolic acidosis were predominant, (t =3.185, P=0.044).

• 以代酸为主酸碱失衡组中，PaO_2也较无酸碱失衡组显著暨南大学硕士论文J乱降低(t=3 .；185，P=0