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Shortness of Breath with Daily Activities questionnaire: validation and responder thresholds in patients with chronic obstructive pulmonary disease
OBJECTIVES: To test the reliability, validity and responsiveness of the 13-item Shortness of Breath with Daily Activities (SOBDA) questionnaire, and determine the threshold for response and minimal important difference (MID). DESIGN: 6 week, randomised, double-blind, placebo-controlled study. SETTIN...
Autores principales: | , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3808824/ https://www.ncbi.nlm.nih.gov/pubmed/24154513 http://dx.doi.org/10.1136/bmjopen-2013-003048 |