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. 2023 Jan 25;23:88. doi: 10.1186/s12885-023-10557-3

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© The Author(s) 2023

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. 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 in a credit line to the data.

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Fig. 4 — Construction and validation of the NRI-M model. The NRI-M model was developed with integration of MRI radiomics classifier into the NRI. A the overall survival (OS) after stratification by the NRI-M for all patients; B the OS after stratification by the NRI-M for early-stage patients; C the calibration curve of the NRI-M for all patients; D the calibration curve of the NRI-M for early-stage patients. MRI, magnetic resonance imaging; NRI, nomogram-revised risk index; NRI-M, NRI plus multi-modal MRI radiomics signature; AUC, area under the curve