Meta-analysis of stapled hemorrhoidopexy vs LigaSure hemorrhoidectomy

Table 1 Quality analysis of included trials

Ref.	Randomization method	Allocation concealment	Blinding	Withdraws	Jadad score
Arslani et al[1]	Not mentioned	Adequate	No	Described	4
Basdanis et al[18]	Not mentioned	Adequate	No	Not mentioned	3
Chen et al[19]	Not mentioned	Adequate	No	Not mentioned	3
Kraemer et al[20]	Computer-generated	Adequate	No	Described	5
Sakr et al[21]	Computer-generated	Adequate	Single-blind	Described	5

Table 2 Baseline characteristics of included trials in the meta-analysis

Ref.	Year	Technique (n)	Study protocol	Mean age (yr)	Sex (M/F)	Grade of hemorrhoids	Follow-up time (mo)
Arslani et al[1]	2012	SH (46)	RUT	52 (17-72)	21/25	3	24
		LH (52)		50 (18-78)	23/29
Basdanis et al[18]	2005	SH (50)	RUT	46 (25–72)	29/21	3 and 4	6-clinical, 18 (12–24)- telephone
		LH (45)		44 (22–69)	25/20
Chen et al[19]	2007	SH (44)	RUT	25-81 (48)	26/18	3	6
		LH (42)		23-85 (46)	24/18
Kraemer et al[20]	2005	SH (25)	RUT	58 (40–71)	14/11	3 and 4	1.5
		LH (25)		48 (28–82)	13/12
Sakr et al[21]	2010	SH (34)	RBT	43.7 ± 4.66 (29–56)	21/13	3 and 4	18
		LH (34)		39.3 ± 4.68 (33–52)	19/15

RUT: Randomized unblinded trial; RBT: Randomized blinded trial; SH: Stapled hemorrhoidopexy; LH: LigaSure hemorrhoidectomy.

Table 3 Characteristics of randomized comparisons of stapled hemorrhoidopexy and LigaSure hemorrhoidectomy reported in the literature

Ref.	Technique	Operation time (min)	Hospitalization (d)	Postoperative pain (Visual Analog score)	Parenteral analgesic use	Postoperative urinary retention	Postoperative bleeding	Return to normal activity or work	Incontinence for gas or stool after the operation	Postoperative anal stenosis	Residual skin tags and prolapse	Wound Problems	Recurrence
Arslani et al[1]	SH	NR	NR	3 (1-5)	36	1	3	3-4 wk	2	2	6	NR	5
	LH			3 (1-6)	41	2	1	2-4 wk	1	1	0		1
Basdanis et al[18]	SH	15 (8-17)	4 (2-10)	3 (1-6)	1	7	0	NR	1	NR	NR	6	3
	LH	13 (9.2-16.1)	5 (2-10)	6 (3-7)	0	5	1		2			39	0
Chen et al[19]	SH	19.0 ± 6.4	3.3 ± 1.1	3.1 ± 1.3	23	NR	4	NR	NR	NR	NR	4	1
	LH	12.0 ± 4.1	5.2 ± 1.4	5.4 ± 2.4	35		1					3	0
Kraemer et al[20]	SH	21 (6-54)	1.6 (1-2)	Only showed the trend	3.8 (2-12)	4	3	6.3 (1.5) d	0	0	0	2	NR
	LH	26 (10-80)	2.1 (2-3)	Only showed the trend	3.2 (1-8)	2	1	9.8 (1.9) d	0	1	0	1
Sakr et al[21]	SH	26.9 ± 3.26	2.44 ± 0.504	5.29 ± 0.914	5.7 ± 0.855	1	2	8.65 ± 0.485 d	4	2	8	0	4
	LH	20.8 ± 3.35	2.21 ± 0.410	5.53 ± 1.02	5.0 ± 0.776	2	1	7.68 ± 0.638 d	2	1	2	1	1

NR: Not reported; LH: LigaSure hemorrhoidectomy SH: Stapled hemorrhoidopexy.