There were 8 types of the ABDs, and respiratory acidosis (RAC)+ metabolic alkalosis (MAL), RAC, RAC+ metabolic acidosis (MAC) with increase in anion gap (AG) ranked in above order.

• 酸碱失衡类型有8种,呼吸性酸中毒(RAC)+代谢性碱中毒(MAL)、RAC和RAC+阴离子间隙(AG)增高性代谢性酸中毒(MAC)居前3位。