Efficacy of the polyglycolic acid sheet for preventing anastomotic leakage in double-stapling technique anastomosis for left-sided colon or rectal cancer surgery: a propensity score-matched study

Table 2 Operative outcomes

	Entire cohort			Matched cohort
Factors	The conventional group (n = 313)	The PGA sheet group (n = 43)	p-Value	The conventional group (n = 43)	The PGA sheet group (n = 43)	p-Value
Surgical approach, n
Open	28	3		4	3
Laparoscopic	255	36		34	36
Robot-assisted	30	4	0.907	5	4	0.856
Number of stapler cartridges for rectal transection, n
1–2	305	42		42	42
> 2	8	1	> 0.999	1	1	> 0.999
Operative duration (min)
Median (range)	217 (146–691)	189 (117–1129)	0.001	224 (136–574)	189 (117–1129)	0.076
Intraoperative blood loss (ml)
Median (range)	20 (5-3700)	20 (5-2730)	0.299	10 (5-3700)	20 (5-2730)	0.826
Diverting ileostomy, n
Absent	271	41		37	41
Present	42	2	0.137	6	2	0.265

ISSN: 1471-2482