American cohort | Japanese cohort | |
Number of patients undergoing resection | 25 | 122 |
Resectability rate | 25 percent | 79 percent |
Bile duct resection alone | 21 | 13 |
Liver plus bile duct resection | 4 | 109 |
With caudate lobe resection | 2 | 109 |
With portal vein resection | 0 | 39 |
With pancreaticoduodenectomy | 0 | 18 |
5-year survival overall | 7 percent | 16 percent |
10-year survival overall | 0 percent | 12 percent |
5-year survival in completely resected patients | 43 percent | 25 percent |
10-year survival in completely resected patients | 0 percent | 18 percent |