Subgroups | HR | 95% CI | p-value |
---|---|---|---|
Male | 1.740 | 0.96–3.15 | 0.0474 |
Head of pancreas | 2.730 | 1.38–5.40 | 0.0002 |
G1–2 | 1.993 | 1.06–3.74 | 0.0113 |
Tumor size > 4 cm | 2.323 | 1.16–4.65 | 0.0167 |
TNM stage IIB–III | 2.485 | 1.19–5.21 | 0.0027 |
Lymph node metastasis-positive | 2.869 | 1.19–6.90 | 0.0014 |
Perineural invasion-positive | 1.762 | 0.97–3.21 | 0.0398 |