Long-term outcomes and significance of preoperative lymphocyte-to-monocyte ratio as a prognostic indicator in patients with invasive pancreatic neoplasms after repeat pancreatectomy

Table 1 Comparisons of clinico-pathological parameters between PD and DP

Clinico-pathological parameters	Operation methods for repeat pancreatectomy		p value
Clinico-pathological parameters	PD (n = 8)	DP (n = 20)	p value
Age (years: median ± SD)	67.5 ± 12	68.0 ± 9	0.92
Sex (M/F)	4 / 4	13 / 7	0.46
Diagnosis (PC/invasive IPMC)	6 / 2	18 / 2	0.31
Operation time (min: median ± SD)	427 ± 106	200 ± 128	0.004*
Blood volume loss (g: median ± SD)	1095 ± 886	520 ± 4333	0.14
PVR (+/−)	4 / 4	0 / 20	0.0006*
Arterial resection (+/−)	1 / 7	4 / 16	0.64
pT (I / II,III,IV)	2 / 6	6 / 14	0.79
pN (0/1)	5 / 3	11 / 9	0.72
UICC stage-8th (≤ IIA/≥ IIB)	4 / 4	10 / 10	0.78
DPM at initial operation (+/−)	2 / 6	2 / 18	0.31
Curability (R0/1)	7 / 1	14 / 6	0.33
Complications (C-D: ≤ IIb/≥ IIIa)	6 / 2	17 / 3	0.53
Postoperative hospital stay (days: median ± SD)	31 ± 9	22 ± 10	0.0009*

PD pancreaticoduodenectomy, DP distal pancreatectomy, n the number of participants, SD standard deviation, PC pancreatic cancer, IPMC intra-papillary mucinous carcinoma. *significant value. PVR portal vein resection, DPM dissected peripancreatic tissue margin, C-D Clavien-Dindo classification

ISSN: 1471-2407