Erratum: International ERS/ATS guidelines on definition, evaluation and treatment of severe asthma (European Respiratory Journal (2014) 43 (343–373) DOI: 10.1183/09031936.00202013)

This article from the February 2014 issue of the European Respiratory Journal was originally published with errors in the criteria used to define severe asthma on page 350 and in table 3. At both aforementioned points in the article, the “poor symptom control” criterion for severe asthma should have been defined as: Asthma Control Questionnaire (ACQ) consistently 1.5 or Asthma Control Test (ACT) 1.5 or ACT 3 days each) in the previous year.