Table 5. Secondary outcome of the studied patients.

Data are displayed as mean ± SD or frequency (%), ERAS: enhanced recovery after surgery, PONV: postoperative nausea and vomiting, *: statistically significant as P value<0.05, P1: p value between no ERAS and ERAS in the first cycle, P2: p value between no ERAS and ERAS in the second cycle, P3: P1: p value between ERAS in the first cycle and the second cycle.

	No ERAS (n=22)	ERAS in the first cycle (n=20)	ERAS in the second cycle (n=23)	P value	Post hoc
Time of first flatus (days)	5.09 ± 1.54	1.65 ± 0.49	1.48 ± 0.51	<0.001*	P1 <0.001*
					P2 <0.001*
					P3= 0.269
Time of first oral intake	4.5 ± 1.34 days	8.5 ± 2.33 h	8.52 ± 1.81 h	<0.001*	P1 <0.001*
					P2 <0.001*
					P3= 0.973
Time of first solid meal  (days)	6.23 ± 0.92	3.0 ± 0.73	3.3 ± 0.97	<0.001*	P1 <0.001*
					P2 <0.001*
					P3= 0.258
PONV	4 (18.2%)	1 (5%)	3 (13%)	0.426	---