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Table 4 Predictors of recurrence beyond the radiation therapy field in recurrent patients (n = 93)

From: Predictors and patterns of recurrence after curative liver resection in intrahepatic cholangiocarcinoma, for application of postoperative radiotherapy: a retrospective study

Characteristic HR (95 % CI) p value
Sex 1.194 (0.745–1.914) 0.462
Age 0.976 (0.948–1.004) 0.095
PT–INR 7.155 (0.498–102.760) 0.148
Tumor subtype 0.566 (0.294–1.092) 0.090
Histology 0.753 (0.234–2.426) 0.635
Tumor size 1.204 (1.101–1.317) <0.001
Tumor size ≥5.0 cm 3.140 (1.890–5.217) <0.001
LVI 1.288 (0.810–2.049) 0.284
PNI 1.239 (0.745–2.060) 0.409
LN metastasis 1.567 (0.924–2.655) 0.095
Resection margin 0.985 (0.968–1.004) 0.113
HBV 0.806 (0.448–1.450) 0.471
HCV 1.236 (0.496–3.085) 0.649
  1. LVI lymphovascular invasion, PNI perineural invasion, HBV hepatitis B virus, HCV hepatitis C virus, PT–INR prothrombin time–international normalized ratio