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. 2021 Oct 21;51(8):668–678. doi: 10.1159/000519409

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Copyright © 2021 by The Author(s). Published by S. Karger AG, Basel

This article is licensed under the Creative Commons Attribution-NonCommercial 4.0 International License (CC BY-NC). Usage and distribution for commercial purposes requires written permission. Drug Dosage: The authors and the publisher have exerted every effort to ensure that drug selection and dosage set forth in this text are in accord with current recommendations and practice at the time of publication. However, in view of ongoing research, changes in government regulations, and the constant flow of information relating to drug therapy and drug reactions, the reader is urged to check the package insert for each drug for any changes in indications and dosage and for added warnings and precautions. This is particularly important when the recommended agent is a new and/or infrequently employed drug. Disclaimer: The statements, opinions and data contained in this publication are solely those of the individual authors and contributors and not of the publishers and the editor(s). The appearance of advertisements or/and product references in the publication is not a warranty, endorsement, or approval of the products or services advertised or of their effectiveness, quality or safety. The publisher and the editor(s) disclaim responsibility for any injury to persons or property resulting from any ideas, methods, instructions or products referred to in the content or advertisements.

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Fig. 4 — The ROC curve of the external validation model and Kaplan-Meier curve for filter survival in the validation cohort. ROC curve and AUC of the external validation model (a); Kaplan-Meier curve for filter survival in the external validation cohort (b), which illustrated the filters survival rate and numbers of survival filters at 12 h, 24 h, 36 h, and 48 h in patients stratified by the optimal cutoff value of the development model. AUC, area under the curve; ROC, receiver operating characteristic; CI, confidence interval.