OS (mo) | |||
Factor | Median | 95% CI | Log-rank test P |
All patients | 29 | 4–54 | |
Age (y) | |||
<60 | Not reached | ||
≥60 | 27 | 8–46 | 0.871 |
Performance status | |||
ECOG 0–1 | 29 | 24–34 | |
ECOG > 1 | 8 | 5–11 | 0.142 |
Tumor type | |||
Pancreatic NET | Not reached | ||
Nonpancreatic NET | 12 | 0–37 | 0.138 |
Hepatic tumor load | |||
≤50% | 27 | NA | |
>50% | 29 | 10–48 | 0.418 |
Extrahepatic disease | |||
Present | 29 | 8–50 | |
Not present | 27 | NA | 0.539 |
Ki-67 index | |||
≤5% | Not reached | ||
>5% | 8 | 5–11 | 0.007 |
Previous 177Lu activity | |||
≤30 GBq | Not reached | ||
>30 GBq | 12 | 0–24 | 0.553 |
90Y activity/targeted liver volume | |||
≤1.5 GBq/L | Not reached | ||
>1.5 GBq/L | 27 | 2–52 | 0.674 |
Tumor response | |||
Remission (partial response) | Not reached | ||
No remission | 12 | 0–25 | 0.183 |
ECOG = Eastern Cooperative Oncology Group; NA = not available because of censored cases.