Pancreatic cancer: Open or minimally invasive surgery?

Table 2 Oncological results of pancreatic cancer in minimally invasive pancreaticoduodenectomy and open pancreaticoduodenectomy: Clinical trials including comparative results of pancreatic ductal adenocarcinoma between minimally invasive pancreaticoduodenectomy and open pancreaticoduodenectomy

Ref.	Year	Country	Technique	No. of PDAC cases	Rate of R0 resection	No. of LN	Positive LN	Tumor size, cm
Sharp et al[21]	2015	United States	LPD	384	80.0%	18 ± 9.7	NR	3.2 ± 1.3
			OPD	4037	74.0%	16 ± 9.6	NR	3.3 ± 2.4
Song et al[16]	2015	South Korea	LPPPD	11	72.7%	15 ± 10	0.8 ± 1.2	2.8 ± 0.6
			OPPPD	261	81.0%	16.2 ± 9.6	1.5 ± 2.2	3.0 ± 1.2
Dokmak et al[24]	2015	France	LPD	15	60.0%	20 (8-59)	4.7 (0-32)	2.4 (1.5-4)
			OPD	14	50.0%	25 (8-47)	2.2 (0-12)	2.8 (2.5-4)
Chen et al[34]	2015	China	RPD	19	94.7%	18.1 ± 6.6	NR	3.0 ± 0.9
			OPD	38	92.1%	17.8 ± 7.1	NR	3.1 ± 1.0
Croome et al[20]	2014	United States	LPD	108	77.8%	21.4 ± 8.1	73.1%	3.3 ± 1.0
			OPD	214	76.6%	20.1 ± 7.5	72.0%	3.3 ± 1.3

LN: Lymph node; LPD: Laparoscopic pancreaticoduodenectomy; LPPPD: Laparoscopic pylorus-preserving pancreaticoduodenectomy; MIPD: Minimally invasive pancreaticoduodenectomy; OPD: Open pancreaticoduodenectomy; OPPPD: Open pylorus-preserving pancreaticoduodenectomy; PDAC: Pancreatic duct adenocarcinoma; NR: Not reported.