Gregg L Ruppel

Using the lower limit of normal for the FEV1/FVC ratio reduces the misclassification of airway obstruction

MP Swanney, Gregg L Ruppel, Paul Enright et al. · Thorax · 2008 · 537 citations · Full text

Medicine, Population Health Sciences, Pediatric Pulmonology +16

Official ERS technical standard: Global Lung Function Initiative reference values for static lung volumes in individuals of European ancestry

Graham L. Hall, Nicole Filipow, Gregg L Ruppel et al. · European Respiratory Journal · 2021 · 389 citations · Full text

Health Professions, Health Sciences, Epidemiology +15

Interpreting Lung Function Data Using 80% Predicted and Fixed Thresholds Misclassifies More Than 20% of Patients

Martin R. Miller, Philip H. Quanjer, Maureen P. Swanney et al. · CHEST Journal · 2010 · 229 citations

Health Professions, Biostatistics, Diagnostic Reasoning +11

Bronchodilator Response in FVC Is Larger and More Relevant Than in FEV1 in Severe Airflow Obstruction

Philip H. Quanjer, Gregg L Ruppel, Arnulf Langhammer et al. · CHEST Journal · 2016 · 83 citations

Medicine, Respiratory Therapy, Pulmonary Function Testing +15

What Is the Clinical Value of Lung Volumes?

Gregg L Ruppel · Respiratory Care · 2012 · 79 citations · Full text

Health Professions, Internal Medicine, Physiology +17