Table 1.

Morbidity and mortality after an intersphincteric resection

Study	Year	No.	Anastomotic leakage (%)	Other complications (%)	Mortality (%)	Overall surgical morbidity (%)
Kohler [11]	2000	31	48 (surgery was needed in 16)	Stricture, 9.7; wound complication, 6.5; voiding disturbance, 6.5; ileus, 3.2	0
Tiret [6]	2003	26	11	Wound complication, 3.8	0	30
Saito [7]	2004	35	11.4	Perianal abscess, 11.4; wound, 2.9; bleeding, 5.7	0	31
Schiessel [14]	2005	121	5.1	Stricture, 9.4	0.8	7.7
Saito [15]	2006	228	10.1	Stricture, 3.1; pelvic abscess, 4.4; bleeding, 1.3	0.4	24
Chamlou [18]	2007	90	8.8	-	0	18.8
Portier [17]	2007	105	-	Local septic complication, 8.7 (CAA, 7.6)	1.2 (CAA, 0)
Akasu [19]	2007	106	12	-	1	33
Bretagnol [13]	2004	40	8 (CAA, 14)	Stricture, 5 (CAA, 3)	-
Weiser [21]	2009	44	5	Stricture, 16	-	31.8
Baek [25]	2013	89	Lap (8.1), robotic (8.5)	Intrabdominal abscess: Lap (8.1), robotic (8.5) Ileus: Lap (5.4), robotic (2.1)	-	Lap (27), robotic (19.1)

CAA, coloanal anastomosis; Lap, laparoscopic.