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. 2015 May 14;34:14. doi: 10.1186/s40880-015-0017-7

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© Zhou et al.; licensee BioMed Central. 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Kaplan-Meier curves of overall survival for 224 patients with HCC at different stages. A, the tumor stages were categorized into TNM stages I, II, IIIa, IIIb + IIIc, and IV. B, the tumor stages were categorized into TNM early stage (including stages I and II) and advanced stage (including stages III and IV). TACE, transarterial chemoembolization; CI, confidence interval.