Univariate analysis | Â | Â | Â | Multivariate analysis | Â | |
---|---|---|---|---|---|---|
Variable | HR | 95% CI | P value | HR | 95% CI | P value |
Age (60 ≤) | 0.62 | 0.26–1.50 | 0.29 | – | – | – |
Sex (male) | 1.40 | 0.61–3.22 | 0.42 | – | – | – |
Type of pancreatectomy (PD) | 1.43 | 0.63–3.22 | 0.39 | – | – | – |
Node dissection (D1) | 1.87 | 0.83–4.23 | 0.19 | – | – | – |
Operative time (480 min ≤) | 0.97 | 0.42–2.20 | 0.93 | – | – | – |
Blood loss (800 ml ≤) | 3.46 | 1.28–9.34 | 0.014 | 1.88 | 0.60–5.91 | 0.28 |
Transfusion (yes) | 3.21 | 1.44–7.17 | 0.004 | 3.13 | 1.26–7.78 | 0.014 |
Morbidity (grade IIIa) | 0.98 | 0.44–2.19 | 0.96 | – | – | – |
Tumor diameter (20 mm ≤) | 1.12 | 0.47–2.65 | 0.80 | – | – | – |
Histological type (moderate or poor) | 1.93 | 0.86–4.32 | 0.11 | – | – | – |
T stage (T2, T3a) | 2.57 | 1.05–6.25 | 0.038 | 1.31 | 0.47–3.63 | 0.60 |
N stage (N1, N2) | 9.12 | 3.53–23.57 | < 0.001 | 7.43 | 2.83–19.54 | < 0.001 |
HMGB1 expression (High) | 2.48 | 1.09–5.66 | 0.030 | 3.54 | 1.37–9.16 | 0.009 |
Adjuvant chemotherapy (−) | 0.70 | 0.30–1.64 | 0.42 | – | – | – |