Open Access<p>Is the St. George’s Respiratory Questionnaire an Appropriate Measure of Symptom Severity and Activity Limitations for Clinical Trials in COPD? Analysis of Pooled Data from Five Randomized Clinical Trials</p>
Author(s) -
Angély Loubert,
Antoine Regnault,
Juliette Meunier,
F Gutzwiller,
Stephane A. Régnier
Publication year - 2020
Publication title -
international journal of chronic obstructive pulmonary disease/international journal of copd
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 67
eISSN - 1178-2005
pISSN - 1176-9106
DOI - 10.2147/copd.s261919
Subject(s) - medicine , copd , randomized controlled trial , physical therapy , clinical trial , pooled analysis , meta analysis
The objective of this study was to examine the psychometric properties of the St. George's Respiratory Questionnaire (SGRQ) in patients with chronic obstructive pulmonary disease (COPD) using Rasch measurement theory (RMT) analyses.