Clinical Research
Copyright ©2005 Baishideng Publishing Group Inc.
World J Gastroenterol. Mar 28, 2005; 11(12): 1779-1784
Published online Mar 28, 2005. doi: 10.3748/wjg.v11.i12.1779
Table 6 Cox’s proportional hazards analysis.
FactorsRelative risk (95% confidence interval)P
Mucobilia (without mucobilia/mucobilia )2.185 (1.324–3.605)0.002
Tumor spreading type (non-papillary/papillary)1.455 (1.028–2.060)<0.001
Type of operation (non-hepatectomy/hepatectomy)1.946 (1.477–2.564)<0.001
Tumor staging
(II/I)1.637 (0.786–3.406)0.188
(III/I)3.334 (1.615–6.882)0.001
(IV/I)4.049 (1.940–8.449)<0.001
Post-operative chemotherapy (no chemotherapy/chemotherapy)1.823 (1.413–2.353)<0.001