Table 2.

The influence of different surgical methods on postoperative gastrointestinal function recovery ($\overline{x}\pm s$).

Surgical approach	Bowel sound recovery time (h)	First exhaust time (h)	Time of first bowel movement (h)	Abdominal pain should be scored	Gastrointestinal reaction score
Open abdomen	36.35 ± 11.09	58.30 ± 27.80	82.10 ± 39.40	1.46 ± 0.64	1.60 ± 0.75
Cavity mirror	31.51 ± 9.40	43.64 ± 17.54	56.94 ± 28.16	1.12 ± 0.70	1.30 ± 0.60
t	2.40	3.04	3.64	2.651	1.478
P	0.015	0.002	0.000	0.010	0.035