Table 4 Univariate analysis of prognostic factors for disease free survival in resected pancreatic ductal adenocarcinoma
Variable | Mean DFS [months] | 95% CI | Median DFS [months] | p value | |||
|---|---|---|---|---|---|---|---|
Total | 21.2 | 17.2 | – | 25.1 | 15.0 | ||
Sex | female | 20.4 | 15.2 | – | 25.6 | 12.2 | 0.485 |
male | 22.0 | 16.1 | – | 27.9 | 16.3 | ||
Age | ≤60 years | 22.4 | 15.0 | – | 29.8 | 16.1 | 0.704 |
> 60 years | 20.5 | 15.8 | – | 25.2 | 15.0 | ||
T status | T1–2 | 25.6 | 13.5 | – | 37.7 | 16.3 | 0.701 |
T3–4 | 20.7 | 16.4 | – | 25.0 | 15.0 | ||
N status | N0 | 25.1 | 18.9 | – | 31.2 | 20.0 | 0.066 |
N1 | 18.5 | 13.6 | – | 23.5 | 13.0 | ||
Tumor grading | G1–2 | 24.4 | 17.3 | – | 31.6 | 20.1 | 0.293 |
G3 | 19.5 | 14.8 | – | 24.1 | 14.8 | ||
Residual tumor | R0 | 25.9 | 19.4 | – | 32.5 | 21.5 | 0.018 |
R1 | 15.1 | 11.7 | – | 18.5 | 13.3 | ||
ERβ expression | negative | 23.5 | 18.7 | – | 28.4 | 16.3 | 0.037 |
positive | 13.5 | 9.6 | – | 17.4 | 8.7 | ||
Perioperative | CRT/CTX | 21.4 | 16.5 | – | 26.3 | 15.0 | 0.800 |
therapy | none | 20.4 | 13.5 | – | 27.2 | 16.7 | |