Validation of French Version of LCADL and Dyspnea-12

Validation of the French Version of the London Chest Activity of Daily Living Scale (LCADL) and the Dyspnea-12 Questionnaire

The main objective of this study is to develop and to validate a French version of the London Chest Activity of Daily Living (LCADL) and the Dyspnea 12 and to determine the reliability of this version for the evaluation of the dyspnea in the Activity of Daily Living in COPD patients (stages severe and very severe).

Inclusion Criteria:

• COPD with FEV1< 50% of predictive value

Exclusion Criteria:

• FEV1> 50% of predictive value
• Patients with an exacerbation of COPD in the previous 30 days the inclusion