Determination of the minimal important difference for Dyspnoea-12 questionnaire in patients with COPD, after pulmonary rehabilitation.

Marc BeaumontMélanie Le GarrecLoic PéranAnne-Cécile BerrietCatherine Le BerRomain PichonMichel Cabillic

Published in: The clinical respiratory journal (2020)

D-12 is a good tool to assess the decrease of dyspnoea after PR. We propose MID of -6 points. However, Future estimates of MID for the D-12 should use anchors that are more strongly correlated with it.

Keyphrases

chronic obstructive pulmonary disease
pulmonary hypertension
current status
lung function
cross sectional
solid phase extraction
cystic fibrosis
mass spectrometry