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Table 1 The clinical characteristics of the two groups

From: Hypofractionated radiotherapy as a salvage treatment for recurrent hepatocellular carcinoma with inferior vena cava/right atrium tumor thrombus: a multi-center analysis

Variables IVC
(n = 57)
IVC + RA
(n = 18)
p
Age (years) 54.6 ± 10.6 51.9 ± 10.3 0.340
Gender
 Male 50 (87.7%) 16 (88.9%) 0.631
 Female 7 (12.3%) 2 (11.1%)
Performance status
 0 14 (24.6%) 3 (16.7%) 0.543
 1 43 (75.4%) 15 (83.3%)  
Child-Pugh classification
 A 51 (89.5%) 15 (83.3%) 0.678
 B 6 (10.5%) 3 (16.7%)  
Intrahepatic tumor number
 Solitary 43 (75.4%) 11 (61.1%) 0.238
 Multiple 14 (24.6%) 7 (38.9%)  
LN metastases
 Absent 53 (93.0%) 15 (83.3%) 0.348
 Present 4 (7.0%) 3 (16.7%)  
Distant metastases
 Absent 44 (77.2%) 10 (55.6%) 0.075
 Present 13 (22.8%) 8 (44.4%)  
HBsAg
 Negative 5 (8.8%) 1 (5.6%) 0.555
 Positive 52 (91.2%) 17 (94.4%)  
AFP (μg/L)
  < 400 31 (54.4%) 13 (72.2%) 0.180
  ≥ 400 26 (45.6%) 5 (27.8%)  
No. of prior therapies 3.7 ± 1.5 4.1 ± 1.7 0.407
  1. Abbreviations: IVC inferior vena cava, RA right atrium, LN lymphonodus, AFP α-fetoprotein