术前

术后24 h

术后72 h

腹腔镜组(%)

34.04 ± 2.17

33.45 ± 1.87

35.52 ± 2.39

开腹组(%)

35.17 ± 1.16^*

27.94 ± 2.14^#**

31.02 ± 1.99^#***