Efficacy of pelvic floor peritoneal reconstruction after laparoscopic resection of middle and low rectal cancer: A meta-analysis

Table 3 Summary of main outcomes

Outcome	Studies	Procedure	Effect (95%CI)	Peffect	I2; Pheterogeneity	Model
Intestinal obstruction	9[1,2,4,6-11]	Overall	RR 0.30 (0.18-0.49)	< 0.001	0%; 0.52	Fixed
Intestinal obstruction	4[1,2,8,10]	LAPR/ELAPE	RR 0.25 (0.12-0.52)	< 0.001	0%; 0.85	Fixed
Intestinal obstruction	5[4,6,7,9,11]	LAR	RR 0.34 (0.17-0.70)	0.003	32%; 0.21	Fixed
Internal hernia	5[1,2,8-10]	Overall	RR 0.36 (0.17-0.79)	0.010	0%; 0.52	Fixed
Anastomotic leak	7[3-8,11]	Primarily LAR	RR 0.69 (0.51-0.93)	0.020	5%; 0.64	Fixed
Unplanned reoperation	6[1-3,7,8,11]	Overall	RR 0.33 (0.19-0.57)	< 0.001	0%; 0.52	Fixed
Unplanned reoperation	3[1,2,8]	LAPR/ELAPE	RR 0.40 (0.16-0.98)	0.046	38%; 0.20	Fixed
Unplanned reoperation	3[3,7,11]	LAR	RR 0.30 (0.15-0.60)	< 0.001	0%; 0.78	Fixed
Hospital stay	3[1,3,9]	Mixed	MD -2.40 (-4.33 to -0.47)	0.015	87%; < 0.001	Random

LAPR: Laparoscopic abdominoperineal resection; ELAPE: Extralevator abdominoperineal excision; LAR: Laparoscopic anterior resection; RR: Relative risk; MD: Mean differences.