Laparoscopic vs open distal pancreatectomy for solid pseudopapillary tumor of the pancreas

Table 3 Pathological characteristics of patients undergoing laparoscopic distal pancreatectomy or open distal pancreatectomy for pancreatic solid pseudopapillary tumor n (%)

Characteristics	LDP (n = 15)	ODP (n = 13)	P value
Harvested lymph nodes	4.6 ± 4.1	6.4 ± 6.2	0.549
Negative surgical margin,	15 (100.0)	13 (100.0)	-
Invasion of peripancreatic tissue	4 (26.7)	2 (15.4)	0.655
Perineural invasion	1 (6.7)	1 (7.7)	1.000
Liver metastasis	0 (0.0)	0 (0.0)	-
Lymphatic metastasis	0 (0.0)	0 (0.0)	-
Invasion of adjacent organs	0 (0.0)	0 (0.0)	-
Angioinvasion	0 (0.0)	0 (0.0)	-

Data are expressed as n (%) or mean ± SD or unless otherwise specified. LDP: Laparoscopic distal pancreatectomy; ODP: Open distal pancreatectomy.