Impact of switching to new spirometric reference equations on severity staging of airflow obstruction in COPD: a cross-sectional observational study in primary care

Adopting universal lung function reference equations

(2013) Maureen P. Swanney et al.   EUROPEAN RESPIRATORY JOURNAL

Multi-ethnic reference values for spirometry for the 3–95-yr age range: the global lung function 2012 equations

(2012) Philip H. Quanjer et al.   EUROPEAN RESPIRATORY JOURNAL

Direct medical costs of COPD – An excess cost approach based on two population-based studies

(2011) Petra Menn et al.   RESPIRATORY MEDICINE

Discordance in Spirometric Interpretations Using Three Commonly Used Reference Equations vs National Health and Nutrition Examination Study III

(2008) Jacob Collen et al.   CHEST

Current clinical guideline definitions of airflow obstruction and COPD overdiagnosis in primary care

(2008) T. R. J. Schermer et al.   EUROPEAN RESPIRATORY JOURNAL

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

(2008) M P Swanney et al.   THORAX

Reference equations for lung function screening of healthy never-smoking adults aged 18-80 years

(2007) S. P. Kuster et al.   EUROPEAN RESPIRATORY JOURNAL