Among the 223 measurements, alkalemia :acidemia = 3.23:1 . It indicates that alkalemia is the main change of ABD in patients with severe viral hepatitis and the prevention and treatment to alkalemia must be emphasized.

• 所有223例次中硷血症与酸血症之比为3.；23:1；表明硷血症是重型肝炎ABD的主要改变；必须强调硷血症的防治。