Defining the normal range of fractional exhaled nitric oxide in children: one size does not fit all

Background The normal range of fractional exhaled nitric oxide (FENO) is influenced by demographic factors. However, single, fixed cut-off values are used for clinical interpretation in children despite rapid growth. We aimed to define the normal range of FENO during childhood and evaluate its utili...

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Bibliographic Details
Main Authors: Ran Wang, Stephen J. Fowler, Stephen W. Turner, Sarah Drake, Laura Healy, Lesley Lowe, Hannah Wardman, Miriam Bennett, Adnan Custovic, Angela Simpson, Clare S. Murray
Format: Article
Language:English
Published: European Respiratory Society 2022-09-01
Series:ERJ Open Research
Online Access:http://openres.ersjournals.com/content/8/3/00319-2022.full