Table 1.
Patient characteristics n (%)
| Group A | Group B | Group C | P value | |
| Number of patients | 25 | 54 | 107 | |
| Age (yr) | 0.08 | |||
| Median | 64 | 66 | 68 | |
| Range | 47-81 | 35-84 | 24-89 | |
| Gender | 0.20 | |||
| Male | 11 (44) | 28 (52) | 66 (62) | |
| Female | 14 (56) | 26 (48) | 41 (38) | |
| ECOG performance score | 0.12 | |||
| 0 | 10 (40) | 13 (24) | 46 (43) | |
| 1 | 12 (48) | 37 (69) | 50 (47) | |
| 2-3 | 3 (12) | 4 (7) | 11 (10) | |
| Primary biliary site | 0.47 | |||
| Gallbladder | 14 (56) | 22 (41) | 46 (43) | |
| Intra-hepatic bile duct | 5 (20) | 21 (39) | 40 (37) | |
| Extra-hepatic bile duct | 6 (24) | 9 (16) | 20 (19) | |
| Ampulla of Vater | 0 (0) | 2 (4) | 1 (1) | |
| Disease status | 0.76 | |||
| Locally advanced | 6 (24) | 15 (28) | 24 (22) | |
| Metastatic | 19 (76) | 39 (72) | 83 (78) |
ECOG: Eastern Cooperative Oncology Group.