Endoscopic rubber band ligation, injection sclerotherapy, and sclerobanding for the treatment of internal hemorrhoids

Table 4 Postoperative pain characteristics, n (%)

Subgroup	Pain	VAS [median (Q1, Q3)]	Pain duration [days, median (Q1, Q3)]
ERBL	41 (58.57)a	2.00 (0.00, 3.25)a	2.00 (0.00, 3.00)a
IS	8 (12.12)a,b	0.00 (0.00, 0.00)a,b	0.00 (0.00, 0.00)a,b
ESB	18 (27.69)a,b	0.00 (0.00, 2.00)a,b	0.00 (0.00, 1.00)a,b
Total	67 (33.33)	0.00 (0.00, 2.00)	0.00 (0.00, 2.00)
Statistic	χ2 = 34.359	H = 36.950	H = 38.365
P value	< 0.001	< 0.001	< 0.001

^aP < 0.001, post-hoc analyses were performed at P < 0.05.

^bP’ < 0.001 vs endoscopic rubber band ligation.

ERBL: Endoscopic rubber band ligation; IS: Injection sclerotherapy; ESB: Endoscopic polidocanol sclerobanding; VAS: Visual analog scale.