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. 2023 Jun 9;15:449–464. doi: 10.2147/NSS.S409883

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© 2023 Howarth et al.

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Coefficients plot of multivariate regression effects showing effect of severity of OSA compared to no OSA baseline on spirometry parameters.

Abbreviations: BD, bronchodilator; FEV₁, Forced expiratory volume in 1 s; FVC, Forced vital capacity; LLN, Lower limit of normal; OSA, obstructive sleep apnoea.