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. 2022 Feb 25;13:827279. doi: 10.3389/fneur.2022.827279

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Copyright © 2022 Wang, Liu, Tian, Liang, Sun, Zhang, Pei, Liu, Sun, Wu, Gao, Xu, Wang and Song.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Calibration curve and decision curve analysis of training set and testing set. Internal and external validation of predictive models. (A) The calibration curve of the prediction model in the training set; (B) The calibration curve of the prediction model in the testing set; (C) The decision curve analysis of the prediction model in the training set; (D) The decision curve analysis of the prediction model in the testing set.