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. 2017 Dec 21;36:96. doi: 10.1186/s40880-017-0260-1

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© The Author(s) 2017

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. 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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Fig. 3 — Kaplan–Meier survival curves of patients with stage III colon cancer grouped by prognostic nutritional index (PNI) and stratified by clinical stage. a The disease-free survival (DFS) curves of all patients; b the overall survival (OS) curves of all patients; c the DFS curves of patients with stage IIIA–B colon cancer; d the OS curves of patients with stage IIIA–B colon cancer; e the DFS curves of patients with stage IIIC colon cancer; f the OS curves of patients with stage IIIC colon cancer. XELOX adjuvant chemotherapy was administrated as follow: oxaliplatin 130 mg/m² administered intravenously on day 1 and capecitabine 1000 mg/m² administered orally twice daily on days 1–14 for a 3-week cycle