Preoperative Biliary Drainage in Cases of Borderline Resectable Pancreatic Cancer Treated with Neoadjuvant Chemotherapy and Surgery

Table 1

Patients’ baseline clinical characteristics.

	MS group	PS group	value
Patients,	9	11
Median age, years	63	65	0.58
Sex, M/F	7/2	5/6	0.19
Tumor size, mm	25.5	27	0.5
Portal vein resection, ±	7/2	7/4	0.64
Artery resection, ±	2/7	3/8	1
R0/R1	6/3	6/5	0.66

MS, metallic stent; PS, plastic stent. Statistical analysis was performed using the Mann-Whitney test and the 2 × 2 chi square test .