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. 2022 Jan 21;24(1):e31549. doi: 10.2196/31549

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©Fang He, John H Page, Kerry R Weinberg, Anirban Mishra. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 21.01.2022.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in the Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on https://www.jmir.org/, as well as this copyright and license information must be included.

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Receiver operating characteristics (AUROC) curves on four prediction outcomes in final analysis: (a) all-cause mortality; (b) respiratory failure including ARDS; (c) ICU admission; (d) invasive mechanical ventilation including ECMO. Full model is colored in black, parsimonious model with ten input variables is colored in orange. Solid line represents model performance on test dataset (n=10,752); dashed line represents post-development prospective test dataset (n=14,863). ARDS: acute respiratory distress syndrome. ECMO: extracorporeal membrane oxygenation.