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Table 4 Multivariate analysis of influencing factors of OS

From: Carbon-ion radiotherapy for hepatocellular carcinoma with major vascular invasion: a retrospective cohort study

Factor

n

p-value

Hazard ratio

(95% CI)

Age (years)

 

0.103

 

  < 71

37

 

1.713

  ≥ 71

39

 

(0.896–3.274)

Sex

 

0.302

 

 Male

58

 

0.646

 Female

18

 

(0.282–1.481)

Child–Pugh grade

 

0.451

 

 A

68

 

0.658

 B

8

 

(0.221–1.956)

ALBI grade:

 

0.028

 

 1

47

 

0.457

 2a or 2b

29

 

(0.227–0.918)

Tumor status

 

0.104

 

 Naïve

40

 

0.576

 Reginal or local recurrence

36

 

(0.296–1.120)

Number of lesions

 

0.027

 

 1

64

 

0.418

  ≥ 2

12

 

(0.193–0.904)

Maximum tumor diameter (cm)

 

0.202

 

  < 4.6

37

 

1.472

  ≥ 4.6

39

 

(0.812–2.668)

  1. Abbreviations: OS Overall survival, CI Confidence interval, ALBI grade Albumin-bilirubin grade