Method Multiple factor progress regression analysis was used to find out all clinic-related factors that affected the serum digoxin levels in children during CPB.

• 方法将可能影响血清地高辛浓度的各种因素进行多因素的逐步回归分析，其结果与临床综合考虑，从而探讨影响地高辛浓度的诸因素。