[Table 4.2.c.1] Comparison of tumor location [Table 4.2.c.2] Comparison of tumor size (TS) [Table 4.2.c.3] Comparison of bile duct infiltration (CH) [Table 4.2.c.4] Comparison of duodenal infiltration (DU) [Table 4.2.c.5] Comparison of serosal infiltration (S) [Table 4.2.c.6] Comparison of retroperitoneal infiltration (RP) [Table 4.2.c.7] Comparison of portal venous system infiltration (PV) [Table 4.2.c.8] Comparison of arterial infiltration (A) [Table 4.2.c.9] Comparison of plexus infiltration…