This version was machine-translated from German and has not been medically reviewed. The authoritative version is the German version.
Bronchodilator Response
Change in FEV1 and FVC after bronchodilation – ERS/ATS 2022 (> 10 % of predicted) and ATS/ERS 2005 (≥ 12 % and ≥ 200 ml)
Calculation aid for healthcare professionals: the calculator reproduces what the sources cited assign to the inputs. Clinical assessment and every treatment decision remain with the treating physician. Inputs and results are not stored.
Frequently asked questions
Bronchodilator Response: What does this calculator compute?
Assesses the response to a bronchodilator in spirometry: change in FEV1 and FVC in absolute terms, in percent of baseline and in percent of predicted – positive by ERS/ATS 2022 at > 10 % of predicted, by ATS/ERS 2005 at ≥ 12 % and ≥ 200 ml.
Bronchodilator Response: Which sources is this calculator based on?
Stanojevic S, Kaminsky DA, Miller MR, et al.: ERS/ATS technical standard on interpretive strategies for routine lung function tests (Eur Respir J 60:2101499) (2022); Pellegrino R, Viegi G, Brusasco V, et al.: Interpretative strategies for lung function tests (Eur Respir J 26:948–968) (2005)