Defining and grading an obstructive ventilatory defect (OVD): ‘FEV₁/FVC lower limit of normal (LLN) vs. Z-score’ and ‘FEV₁ percentage predicted (%pred) vs. Z-score’

Rim KammounDepartment of Physiology and Functional Explorations, Farhat HACHED Hospital, Sousse, TunisiaView further author information

Ines GhannouchiDepartment of Physiology and Functional Explorations, Farhat HACHED Hospital, Sousse, Tunisia;Laboratory of Physiology, Faculty of Medicine of Sousse, University of Sousse, Sousse, TunisiaView further author information

Sonia RouatbiDepartment of Physiology and Functional Explorations, Farhat HACHED Hospital, Sousse, Tunisia;Heart Failure (LR12SP09) Research Laboratory, Farhat Hached Hospital, Sousse, Tunisia

http://orcid.org/0000-0003-3411-1182 View further author information

Helmi Ben SaadDepartment of Physiology and Functional Explorations, Farhat HACHED Hospital, Sousse, Tunisia;International Center of Functional Explorations, Sousse, TunisiaCorrespondence[email protected]

http://orcid.org/0000-0002-7477-2965 View further author information

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Abdelbassat Ketfi & Helmi Ben Saad. (2022) The global lung function initiative 2021 (GLI-2021) norms provide mixed results for static lung volumes (SLVs) in Algerian adults. Libyan Journal of Medicine 17:1.
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Helmi Ben Saad. (2022) Comments on “Anthropometric, Psychosocial, Physiological, and Postural Observances During Ramadan in Men With Chronic Obstructive Pulmonary Disease”. American Journal of Men's Health 16:3, pages 155798832210994.
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Melike Ozipek, Hulya Arikan, Ebru Calik‐Kutukcu, Mintaze Kerem‐Gunel, Melda Saglam, Deniz Inal‐Ince, Naciye Vardar‐Yagli, Ayse Livanelioglu, Cemile Bozdemir‐Ozel, Aslihan Cakmak, Hazal Sonbahar‐Ulu, Nagehan Emiralioglu & Ugur Ozcelik. (2020) Deviations of body functions and structure, activity limitations, and participation restrictions of the International Classification of Functioning, Disability, and Health model in children with cystic fibrosis and non–cystic fibrosis bronchiectasis. Pediatric Pulmonology 55:5, pages 1207-1216.
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A. Ketfi, M. Gharnaout & H. Ben Saad. (2019) Les équations de référence pléthysmographiques établies chez les adultes natifs de l’Est Algérien sont inapplicables pour ceux natifs du Nord Algérien. Revue des Maladies Respiratoires 36:7, pages 870-879.
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Abdelbassat Ketfi, Merzak Gharnaout, Mohamed Bougrida & Helmi Ben Saad. (2018) The multi‐ethnic global lung initiative 2012 (GLI-2012) norms reflect contemporary adult's Algerian spirometry. PLOS ONE 13:9, pages e0203023.
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Defining and grading an obstructive ventilatory defect (OVD): ‘FEV₁/FVC lower limit of normal (LLN) vs. Z-score’ and ‘FEV₁ percentage predicted (%pred) vs. Z-score’

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Defining and grading an obstructive ventilatory defect (OVD): ‘FEV1/FVC lower limit of normal (LLN) vs. Z-score’ and ‘FEV1 percentage predicted (%pred) vs. Z-score’

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Defining and grading an obstructive ventilatory defect (OVD): ‘FEV₁/FVC lower limit of normal (LLN) vs. Z-score’ and ‘FEV₁ percentage predicted (%pred) vs. Z-score’