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. 2020 Jun 5;56(6):278. doi: 10.3390/medicina56060278

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Proportion of optimal TV and VI(%). (A) Proportion of optimal TV(%). Comparison of the real-time feedback device-assisted ventilations and the non-assisted ventilations (n = 554 for adult, n = 553 for paediatric BVs) based on BV type. (B) Proportion of optimal VI(%). Non-assisted ventilations (n = 506 for adult, n = 497 for paediatric BVs) vs. RTVFD-assisted ventilations (n = 528 for both adult and paediatric BVs) TV, tidal volume; BV, bag valve; RTVFD, real-time ventilation feedback device; RAV, real-time ventilation feedback device ventilation; NV, non-assisted ventilation.