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Yamaguchi et al. Hepatoma Res 2018;4:50 I http://dx.doi.org/10.20517/2394-5079.2018.68 Page 7 of 10

Table 2. Cumulative survival rates (%) of hepatocellular carcinoma patients in Japan [61] treated with hepatic resection
Cumulative survival rates (%)
Years Number
1 3 5 7 10
Tumor number 1 16,531 93.7 80.8 67.0 54.7 39.0
2 3494 90.0 71.0 54.8 40.4 27.2
≥ 3 2717 81.1 55.8 37.9 28.1 20.4
Portal vein invasion Vp0 19,075 94.4 80.5 65.5 52.4 36.8
Vp1 1908 84.9 62.4 48.2 39.0 28.9
Vp2 714 69.1 42.2 29.2 22.5 17.3
≥ Vp3 852 59.8 34.3 25.0 20.5 15.6
TNM stage by LCSGJ I 2339 97.8 90.0 74.3 61.4 42.5
II 9755 94.1 78.0 62.5 50.1 35.5
III 3902 85.6 61.8 43.5 33.5 23.3
IVA 1208 69.4 38.9 25.9 20.3 15.4
IVB 2118 56.5 28.0 18.7 14.5 14.5
LCSGJ: Liver Cancer Study Group of Japan

DECLARATIONS
Authors’ contributions
Mainly edited the manuscript: Yamaguchi S, Kosaka T
Qualified the manuscript: Eguchi S
Read and approved the manuscript: Yamaguchi S, Kosaka T, Eguchi S

Availability of data and materials
Not applicable.

Financial support and sponsorship
None.

Conflicts of interest
All authors declared that there are no conflicts of interest.

Ethical approval and consent to participate
Not applicable.

Consent for publication
Not applicable.

Copyright
© The Author(s) 2018.

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