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. 2022 Nov 21;10:980024. doi: 10.3389/fped.2022.980024

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© 2022 Luo, Huang, Xiong and Tang.

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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(A) Forest plot of comparison: HFNC vs. CPAP-duration-Non-invasive respiratory support (after removing “Zhang 2017” and “Zhang 2019”). (B) Forest plot of comparison: HFNC vs. CPAP-age-Enteral feeding (after removing “Zhang 2017” and “Zhang 2019”). (C) Forest plot of comparison: HFNC vs. CPAP-duration-Mechanical ventilation (after removing “Zhang 2017”). (D) Forest plot of comparison: HFNC vs. CPAP-duration-Oxygen therapy (after removing “Zhang 2017” and “Zhang 2019”). (E) Forest plot of comparison: HFNC vs. CPAP-number-Respiratory support failure (after removing “Armanian 2019”, “Manley 2019”, “Murki 2018”, “Roberts 2016”, “Shin 2017”, and “Zhang 2017”).