Annals of Hepato-Biliary-Pancreatic Surgery

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Table. 4.

Table. 4.

Cox proportional hazards analysis of prognostic factors for recurrence-free survival (matched population)

Variable Univariate analysis Multivariable analysis


Hazard ratio (95% CI) p-value Hazard ratio (95% CI) p-value
Age (> 50 vs. ≤ 50 yr) 1.17 (0.55–2.49) 0.677
Sex (male vs. female) 1.86 (0.83–4.15) 0.144
ASA grade 2, 3 vs. 0, 1 1.41 (0.63–3.14) 0.409 3.06 (1.25–7.45) 0.013
T stage (3 vs. 2) 2.21 (1.02–4.78) 0.041 3.06 (1.25–6.88) 0.041
Node (positive vs. negative) 14.80 (4.3–50.3) 0.000 21.35 (5.64–80.83) 0.000
Grade (poor vs. WD, MD) 0.85 (0.25–2.84) 0.797
Resection (4b&5 vs. wedge) 0.65 (0.30–1.40) 0.270
Adjuvant therapy (yes vs. no) 0.99 (0.44–2.22) 0.995
Postop complication (yes vs. no) 1.15 (0.51–2.57) 0.727

CI, confidence interval; ASA, American Society of Anaesthesiologists; poor, poorly differentiated; WD, well differentiated; MD, moderately differentiated.

Ann Hepatobiliary Pancreat Surg 2021;25:485-91 https://doi.org/10.14701/ahbps.2021.25.4.485
© 2021 Ann Hepatobiliary Pancreat Surg