Table 4.

Comparison of recovery of postoperative gastrointestinal function between the two groups (n = 51, $\overline{x}$ ± s).

Group	First exhaust time (h)	First defecation time (d)	First ambulation time (h)	First feeding time (d)
Observation group	37.42 ± 4.65	2.14 ± 0.36	29.81 ± 3.55	3.02 ± 0.43
Control group	51.23 ± 5.34	3.58 ± 0.55	40.13 ± 5.12	3.59 ± 0.47
t	13.928	15.644	11.829	6.390
P	<0.001	<0.001	<0.001	<0.001