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. 2019 Oct 26;19:1004. doi: 10.1186/s12885-019-6157-4

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© The Author(s). 2019

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. 2 — Kaplan-Meier survival curves for patients with advanced oesophageal cancer in different NLR groups. The blue curve represents the overall survival of patients with an NLR less than 2.64, while the green curve represents the overall survival of patients with an NLR greater than or equal to 2.64. The mean survival time of patients in the low NLR group was 19.8 months, and the mean survival time of patients in the high NLR group was 10.3 months, with a p < 0.05, indicating a significant difference between the two groups