The Prognostic Value of the CA19-9/TBIL Ratio in Patients with Biliary Tract Cancers (BTCs): A Retrospective Study

Table 2

Univariate Cox regression analysis (n = 109).

Variables	HR (95% CI)	value
Gender (female)	1.251 (0.770–2.033)	0.365
Age (>65)	1.330 (0.847–2.088)	0.215
Residual tumor stage (R1/R2)	1.118 (0.664–1.882)	0.674
Pathological grading (middle)	1.420 (0.746–2.701)	0.286
Pathological grading (high)	1.942 (0.964–3.911)	0.063
TNM staging (III/IV)	1.399 (1.005–1.946)	0.040
Jaundice	1.063 (0.609–1.855)	0.800
CA19-9	2.387 (1.413–4.033)	0.001
CTR	3.223 (1.766–5.882)	<0.001

CTR: CA19-9/TBIL ratio.