2021
Abnormal FeV1 and body mass index are associated with impaired cough-related quality of life in sarcoidosis patients
Frye B, Potasso L, Farin E, Fichtner U, Birring S, Müller-Quernheim J, Schupp J. Abnormal FeV1 and body mass index are associated with impaired cough-related quality of life in sarcoidosis patients. Respiratory Medicine 2021, 188: 106600. PMID: 34530353, DOI: 10.1016/j.rmed.2021.106600.Peer-Reviewed Original ResearchConceptsLeicester Cough QuestionnaireCough-related qualityQuality of lifeSarcoidosis patientsLCQ scoreBody mass indexAbnormal FEV1Routine followLung functionOrgan impairmentTreatable traitsMass indexDisease burdenGranulomatous diseaseFEV1PatientsSarcoidosisBMIScoresQuestionnaireLungCohortFollowDiseaseLife
2018
Psychometric properties of the German version of the Leicester Cough Questionnaire in sarcoidosis
Schupp JC, Fichtner UA, Frye BC, Heyduck-Weides K, Birring SS, Windisch W, Criée CP, Müller-Quernheim J, Farin E. Psychometric properties of the German version of the Leicester Cough Questionnaire in sarcoidosis. PLOS ONE 2018, 13: e0205308. PMID: 30286204, PMCID: PMC6171952, DOI: 10.1371/journal.pone.0205308.Peer-Reviewed Original ResearchConceptsLeicester Cough QuestionnaireHRQL questionnairesSarcoidosis patientsHealth-related qualityPsychometric propertiesRasch model fitGerman versionInternal consistencyInterventional trialsCommon symptomsPulmonary medicineClinical settingSarcoidosisPatientsFloor effectsProfound negative impactModerate correlationConcurrent validitySkewed responseStructured interviewsQuestionnaireComparative questionnaireCoughCohortSymptoms