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. 2020 Dec 8;7:607821. doi: 10.3389/fmed.2020.607821

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Copyright © 2020 Xu, Yang, Huang, Zou, Zhou, Pan, Yang, Wu, Ouyang, Wang, Xu, Zhao, Shu, Jiang, Xiong, Ren, Liu, Yuan, Qi, Fu, Chen, Zhang, Yuan and Shang.

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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Multivariate analysis and risk-stratification models of HFNC failure in COVID-19 patients. AKI, acute kidney injury; CI, confidence interval; HFNC, high-flow nasal cannula; IL-6, interleukin 6; NLR, neutrophil-to-lymphocyte ratio; OR, odds ratio; PLT, platelets; ROX, respiratory rate-oxygenation; RR, respiratory rate.