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Table 2 Multivariate Cox regression analysis of factors related to survival

From: Signal enhancement ratio of CE-MRI: a potential biomarker of survival after hepatic arterial infusion chemotherapy in biliary tract cancers

Variates

p value

HR (95% CI)

Sex

0.489

1.358 (0.571, 3.230)

Age

0.438

0.700 (0.284, 1.726)

Degree of differentiation

 High/moderate

0.353

0.324 (0.030, 3.502)

 High/poor

0.052

0.380 (0.143, 1.010)

Extent of disease

 NxM0 + N0M0/N1M0

0.451

0.606 (0.165, 2.228)

 NxM0 + N0M0/N2M0 + any M1

0.404

0.587 (0.168, 2.051)

ECOG PS

0.465

0.725 (0.306, 1.719)

SER0

0.029

2.686 (1.109, 6.505)

CEA level

0.055

0.472 (0.219, 1.017)

CA 19-9 level

0.194

0.576 (0.251, 1.324)

Treatment cycle

0.002

3.669 (1.611, 8.353)

ΔSER

0.779

1.137 (0.463, 2.793)

  1. HR, hazard ratio; CI, confident interval; ECOG PS, Eastern Cooperative Oncology Group performance status; SER, signal enhancement ratio; CEA, carcinoembryonic antigen; CA 19-9, carbohydrate antigen 19-9
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