{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,21]],"date-time":"2026-09-21T11:36:57Z","timestamp":1789990617780,"version":"4.0.1"},"reference-count":42,"publisher":"European Respiratory Society (ERS)","issue":"3","funder":[{"name":"National Health and Medical Research Council Project Grant","award":["# 1010309"],"award-info":[{"award-number":["# 1010309"]}]}],"content-domain":{"domain":["publications.ersnet.org"],"crossmark-restriction":true},"short-container-title":["Eur Respir J"],"accepted":{"date-parts":[[2016,10,26]]},"published-print":{"date-parts":[[2017,3]]},"abstract":"<jats:p>We directly compared convergent, discriminant and concurrent validity of the Dyspnoea-12 (D-12) and Multidimensional Dyspnoea Profile (MDP) in people with chronic obstructive pulmonary disease.<\/jats:p><jats:p>Breathlessness measures (D-12, MDP, visual analogue scales and descriptors) were completed for two focal periods (daily life and end of walk test). Instrument structure (D-12 and MDP item grouping) was assessed with factor analysis. Differences between airflow severity stage and focal periods (ANOVA, t-test and Chi-squared test), associations between D-12 and MDP (r, r<jats:sup>2<\/jats:sup>for static pulmonary function, 6-min walk test and self-reported measures of impairment) and individual consistency for comparable items of the D-12 and MDP (McNemar's test) were assessed.<\/jats:p><jats:p>In 84 participants (mean\u00b1<jats:sc>sd<\/jats:sc>age 70\u00b19\u2005years, 47 males, forced expiratory volume in 1\u2005s 48\u00b117% predicted), item groupings were confirmed for both focal periods. Developer-recommended single and subdomain scores were highly correlated, and demonstrated similar convergent, discriminant and concurrent validity. Individual consistency differed between the D-12 and MDP according to item\/item groups.<\/jats:p><jats:p>At the level of developer-recommended single and subdomain scores, the D-12 and MDP share similar psychometric properties, but these instruments serve different purposes, do not assess the same sensations or emotions and are not interchangeable.<\/jats:p>","DOI":"10.1183\/13993003.00773-2016","type":"journal-article","created":{"date-parts":[[2016,12,23]],"date-time":"2016-12-23T03:22:38Z","timestamp":1482463358000},"page":"1600773","update-policy":"https:\/\/doi.org\/10.1183\/ers-crossmark-policy","source":"Crossref","is-referenced-by-count":42,"title":["Comparison of the Dyspnoea-12 and Multidimensional Dyspnoea Profile in people with COPD"],"prefix":"10.1183","volume":"49","author":[{"given":"Marie T.","family":"Williams","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"David","family":"John","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Peter","family":"Frith","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"81","published-online":{"date-parts":[[2016,12,19]]},"reference":[{"key":"2024102100163972000_49.3.1600773.1","doi-asserted-by":"crossref","first-page":"177","DOI":"10.1016\/S0004-9514(09)70078-9","article-title":"Quality of recalled dyspnoea is different from exercise induced dyspnoea: an experimental study","volume":"55","author":"Williams","year":"2009","journal-title":"Aust J Physiother"},{"key":"2024102100163972000_49.3.1600773.2","doi-asserted-by":"crossref","first-page":"135","DOI":"10.1186\/1465-9921-12-135","article-title":"Airflow limitation or static hyperinflation: which is more closely related to dyspnea with activities of daily living in patients with COPD?","volume":"12","author":"Nishimura","year":"2011","journal-title":"Respir Res"},{"key":"2024102100163972000_49.3.1600773.3","doi-asserted-by":"publisher","DOI":"10.1164\/rccm.201111-2042ST"},{"key":"2024102100163972000_49.3.1600773.4","doi-asserted-by":"publisher","DOI":"10.1378\/chest.09-2498"},{"key":"2024102100163972000_49.3.1600773.5","doi-asserted-by":"publisher","DOI":"10.1016\/j.resp.2014.04.005"},{"key":"2024102100163972000_49.3.1600773.6","doi-asserted-by":"publisher","DOI":"10.1164\/rccm.201106-1128OC"},{"key":"2024102100163972000_49.3.1600773.7","doi-asserted-by":"publisher","DOI":"10.1164\/ajrccm.154.5.8912748"},{"key":"2024102100163972000_49.3.1600773.8","doi-asserted-by":"publisher","DOI":"10.1136\/thx.2009.118521"},{"key":"2024102100163972000_49.3.1600773.9","doi-asserted-by":"publisher","DOI":"10.1183\/09031936.00038914"},{"key":"2024102100163972000_49.3.1600773.10","doi-asserted-by":"publisher","DOI":"10.1016\/j.resp.2008.07.012"},{"key":"2024102100163972000_49.3.1600773.11","doi-asserted-by":"publisher","DOI":"10.1378\/chest.11-1087"},{"key":"2024102100163972000_49.3.1600773.12","doi-asserted-by":"publisher","DOI":"10.1186\/1471-227X-12-6"},{"key":"2024102100163972000_49.3.1600773.13","unstructured":"Global Initiative for Chronic Obstructive Lung Disease. 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