Table 2.

Comparison of surgical indicators between the two groups (x̅±s)

Group	Operating time (min)	Intraoperative bleeding (ml)	Length of stay (d)	Gastrointestinal recovery time (h)
Laparoscopic group (n=62)	94.32±15.64	24.53±8.26	7.42±1.15	23.24±6.57
Modified group (n=58)	120.67±21.02	49.67±13.09	9.95±1.42	38.47±7.73
t	7.824	12.667	10.757	11.654
P	< 0.001	< 0.001	< 0.001	< 0.001