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. 2015 Aug 1;13:234. doi: 10.1186/s12957-015-0657-8

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© Zhou et al. 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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Fig. 4 — Disease-specific survival curves according to NSCLC of MVD. a In the total cohort of patients (n = 312), the median survival in the MVD <22 group was 57.1 months, compared with 31.7 months in the MVD ≥ 22 group. b In all patients with N+ status (n = 159), the median survival in the MVD <22 group was 52.4 months, compared with 31.8 months in the MVD ≥22 group (MVD ≥22, because the mean score of MVD was 21.6 ± 12.0)