Analysis of longitudinal changes in dyspnea of patients with chronic obstructive pulmonary disease: an observational study

[21] Buhl R(2002)Dyspnea is a better predictor of 5-year survival than airway obstruction in patients with chronic obstructive pulmonary disease Chest 121 1434-1290

[22] McGravin CR(2007)Validity and responsiveness of the self-administered computerized versions of the baseline and transition dyspnea indexes Chest 132 1283-89

[23] Artvinli M(2005)Measurement properties and interpretability of the Chronic Respiratory Disease Questionnaire (CRQ) COPD 2 81-31

[24] Naoe H(1991)The St. George’s Respiratory Questionnaire Respir Med 85 25-611

[25] Brooks SM(2010)Characterisation of COPD heterogeneity in the ECLIPSE cohort Respir Res 11 122-923

[26] Mahler DA(2011)Relationship between FEV1 change and patient-reported outcomes in randomised trials of inhaled bronchodilators for stable COPD: a systematic review Respir Res 12 40-67

[27] Weinberg DH(2011)Correlating changes in lung function with patient outcomes in chronic obstructive pulmonary disease: a pooled analysis Respir Res 12 161-702

[28] Wells CK(2011)Airflow limitation or static hyperinflation: which is more closely related to dyspnea with activities of daily living in patients with COPD? Respir Res 12 135-161

[29] Feinstein AR(2011)Determinants of depression in the ECLIPSE chronic obstructive pulmonary disease cohort Am J Respir Crit Care Med 183 604-971

[30] Guyatt GH(2012)Impact of anxiety and depression on chronic obstructive pulmonary disease exacerbation risk Am J Respir Crit Care Med 185 918-322

[21] Buhl R(2002)Dyspnea is a better predictor of 5-year survival than airway obstruction in patients with chronic obstructive pulmonary disease Chest 121 1434-1290

[22] McGravin CR(2007)Validity and responsiveness of the self-administered computerized versions of the baseline and transition dyspnea indexes Chest 132 1283-89

[23] Artvinli M(2005)Measurement properties and interpretability of the Chronic Respiratory Disease Questionnaire (CRQ) COPD 2 81-31

[24] Naoe H(1991)The St. George’s Respiratory Questionnaire Respir Med 85 25-611

[25] Brooks SM(2010)Characterisation of COPD heterogeneity in the ECLIPSE cohort Respir Res 11 122-923

[26] Mahler DA(2011)Relationship between FEV1 change and patient-reported outcomes in randomised trials of inhaled bronchodilators for stable COPD: a systematic review Respir Res 12 40-67

[27] Weinberg DH(2011)Correlating changes in lung function with patient outcomes in chronic obstructive pulmonary disease: a pooled analysis Respir Res 12 161-702

[28] Wells CK(2011)Airflow limitation or static hyperinflation: which is more closely related to dyspnea with activities of daily living in patients with COPD? Respir Res 12 135-161

[29] Feinstein AR(2011)Determinants of depression in the ECLIPSE chronic obstructive pulmonary disease cohort Am J Respir Crit Care Med 183 604-971

[30] Guyatt GH(2012)Impact of anxiety and depression on chronic obstructive pulmonary disease exacerbation risk Am J Respir Crit Care Med 185 918-322