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. 2022 Mar 30;10:840444. doi: 10.3389/fped.2022.840444

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Copyright © 2022 Yao, He, Chen, Zhou, Lu, Tao and Wang.

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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Receiver operator characteristic (ROCs) of the diaphragm ultrasound indices predicting weaning outcome before weaning. Dtee^R, right diaphragm thickness at the end of expiration; Dtei^R, right diaphragm thickness at the end of inspiration; DTF^R, right diaphragm thickening fraction; Dtee^L, left diaphragm thickness at the end of expiration; Dtei^L, left diaphragm thickness at the end of inspiration; DTF^L, left diaphragm thickening fraction; Dtee^MIN, minimum diaphragm thickness at the end of expiration; Dtee^MAX, maximum diaphragm thickness at the end of expiration; Dtei^MIN, minimum diaphragm thickness at the end of inspiration; Dtei^MAX, maximum diaphragm thickness at the end of inspiration; DTF^MIN, minimum diaphragm thickening fraction; DTF^MAX, maximum diaphragm thickening fraction.