Table 5.

Univariate Cox analysis (results presented in hazard ratios with 95% confidence intervals)

	MBSS	CA 19-9	CA 19-9/bilirubin ratio	MBSS and Ca19-9/bilirubin ratio
HR	2.96 (1.19–7.32)	1.52 (0.55–4.14)	2.34 (0.99–5.55)	4.55 (1.91–10.82)
P-value	0.019*	0.409	0.052	0.001*

MBSS, McGill Brisbane Scoring System; CA 19-9, carbohydrate antigen 19-9; HR, hazard ratio.