“… 19 , 46 , 49 , 54 Anastomotic leak was defined as any defect at the anastomotic site confirmed by imaging or during surgical reintervention in 7 studies 16 , 20 , 23 , 24 , 55 , 56 and was undefined in 9 studies. 21 , 32 , 33 , 36 , 41 , 48 , 49 , 52 , 53 Pelvic sepsis included pelvic abscesses with or without anastomotic leak 20 , 23 , 31 , 32 , 36 , 39 , 41 , 43 , 46 , 52 in 10 studies; included anastomotic leaks, pelvic abscesses, and fistulas in 2 studies 21 , 45 ; and was undefined in 4 studies. 34 , 37 , 47 , 53 Fistula was defined as a fistula originating from anywhere in the pouch in 10 studies 16 , 20 , 23 , 31 , 33 , 34 , 39 , 44 , 50 , 53 ; originating from the anastomosis only in 1 study 48 ; and was undefined in 7 studies.…”