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Table 3 Univariate analysis for local control and overall survival

From: Stereotactic body radiotherapy (SBRT) for locally advanced intrahepatic and extrahepatic cholangiocarcinoma

 

Local control

Overall survival

Variable

HR (95% CI)

p

HR (95% CI)

p

Location§

0.554 (0.111-2.772)

0.472

0.847 (0.4364-1.970)

0.700

GTV diameter (cm)

0.809 (0.613-1.068)

0.135

1.005 (0.900-1.122)

0.933

CA 19-9 (U/ml)

1.000 (1.000-1.001)

0.506

1.000 (1.000-1.000)

0.113

Bilirubin (mg/dl)

1.003 (0.838-1.201)

0.972

0.970 (0.861-1.093)

0.618

PTV Volume (cm3)

0.997 (0.992-1.001)

0.163

1.000 (0.999-1.002)

0.892

Prescribed dose (Gy)

0.749 (0.461-1.217)

0.243

0.994 (0.938-1.052)

0.823

Maximum dose (Gy)

0.997 (0.907-1.094)

0.940

0.983 (0.939-1.029)

0.455

Mean dose (Gy)

1.060 (0.952-1.180)

0.286

0.991 (0.937-1.048)

0.750

EQD210 prescribed (Gy)

1.007 (0.938-1.081)

0.844

0.984 (0.944-1.025)

0.440

EQD210 Maximum (Gy)

0.975 (0.940-1.012)

0.184

0.996 (0.977-1.017)

0.723

EQD210 Mean (Gy)

0.971 (0.933-1.012)

0.148

0.993 (0.973-1.013)

0.474