Comparison of prognosis and postoperative morbidities between standard pancreaticoduodenectomy and the TRIANGLE technique for resectable pancreatic ductal adenocarcinoma

Table 2 Comparison of surgical data and postoperative morbidities between PD_standard group and PD_TRIANGLE group

Variables	PDstandard group	PDTRIANGLE group	P value
	(n = 56)	(n = 37)
Surgical data
Duration of operation (min), median (IQR)	320 (265-427)	440 (410-480)	0.0011
Intraoperative blood loss (mL), median (IQR)	500 (300-800)	700 (500-1200)	0.0091
Volume of blood transfusion (mL), median (IQR)	400 (0-800)	975 (0-1250)	0.0091
Number of complications, n (%)			0.0071
CDC II	32 (57.1)	22 (59.4)
CDC IIIa	3 (5.4)	3 (8.1)
CDC IIIb	0 (0)	4 (10.8)
CDC Ⅳa	0 (0)	1 (2.7)
POPF, n (%)	19 (17.8)	7 (18.9)	0.114
CR-POPF, n (%)	9 (16.1)	5 (13.5)	0.736
Bile leakage, n (%)	6 (10.7)	2 (5.4)	0.470
DGE, n (%)	12 (21.4)	4 (10.8)	0.263
SSI, n (%)	7 (12.5)	16 (43.2)	0.0011
PPH, n (%)	6 (10.7)	1 (2.7)	0.237
Chyme leakage, n (%)	5 (8.9)	5 (13.5)	0.485
Postoperative diarrhea, n (%)	7 (12.5)	20 (54.1)	0.0011
Postoperative length of stay (d)	18 (14-24)	18 (14-25)	0.765

¹Significant P value.

CDC: Clavien-Dindo classification; POPF: Postoperative pancreatic fistula; CR-POPF: Clinically relevant postoperative pancreatic fistula; DGE: Delayed gastric emptying; IQR: Interquartile range; PPH: Post-pancreatectomy hemorrhage; PD: pancreaticoduodenectomy; SSI: Surgical site infection.