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Table 4 Survival time and response rate in central and peripheral intrahepatic cholangiocarcinoma (ICC).

From: Determining the role of external beam radiotherapy in unresectable intrahepatic cholangiocarcinoma: a retrospective analysis of 84 patients

  Central ICC Peripheral ICC P-value
Median survival time (months)    
   Non-EBRT group 3.5 ± 1.1 5.4 ± 0.7 0.103
   EBRT group 13.3 ± 3.6 8.5 ± 0.9 0.205
CR+PR, n (%) 7 (58.3%) 6 (26.1%) 0.061
Diameter of tumor (cm) 6.7 ± 2.7 9.0 ± 3.4 0.003
   Non-EBRT group 7.3 ± 2.5 9.2 ± 3.6 0.071
   EBRT group 5.9 ± 2.9 8.7 ± 3.1 0.015
  1. ICC, intrahepatic cholangiocarcinoma; EBRT, external beam radiotherapy; CR, complete response; PR, partial response.