Table 4.

Oncologic outcomes in patients with pancreatic adenocarcinoma and neuroendocrine tumours undergoing distal pancreatectomy

	Open surgery group (n = 34, 38%)	Laparoscopic group (n = 31, 38%)	P-value
Tumour size, cm, median (range)	2.8 (0.5–15)	2 (0.5–7.5)	0.247
Positive lymph nodes, n, median (range)	0 (0–6)	0 (0–9)	0.793
Total lymph nodes, n, median (range)	11 (1–45)	16.5 (0–48)	0.152
Lymph node ratio (N1 patients only), median (range)	0.130 (0.030–0.670)	0.120 (0.020–0.250)	0.888
Tumour stage, n (%)			1.0
T1	7 (21)	12 (40)
T2	3 (9)	3 (10)
T3	18 (53)	14 (47)
T4	1 (3)	0
Unknown	5 (15)	1 (3)
Node stage, n (%)			0.779
N0	21 (62)	23 (74)
N1	10 (29)	8 (26)
Unknown	3 (9)	0
Surgical margin, n (%)
R0	32 (94)	30 (97)	1.0
R1	2 (6)	1 (3)