Table 2.

Comparison of anal fullness Visual Analogue Scale scores (mean ± SD) across the four groups at each time point.

Group	n	Preop.	POD 1	POD 3	POD 5	POD 7
Group A	30	7.26 ± 1.52	4.13 ± 1.08*#†	2.85 ± 0.92*#†	1.74 ± 0.71*#†	0.82 ± 0.53*#†
Group B	30	7.31 ± 1.49	4.82 ± 1.15*#	3.47 ± 1.02*#	2.39 ± 0.83*#	1.28 ± 0.65*#
Group C	30	7.28 ± 1.55	5.56 ± 1.24*	4.21 ± 1.13*	3.02 ± 0.95*	1.85 ± 0.72*
Group D	30	7.33 ± 1.47	6.25 ± 1.31	5.14 ± 1.20	3.87 ± 1.06	2.53 ± 0.88

Preop., preoperative; POD, postoperative day. *p< 0.05 vs. Group D; ^#p < 0.05 vs. Group C; ^†p < 0.05 vs. Group B.