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The minimal important difference of the hospital anxiety and depression scale in patients with chronic obstructive pulmonary disease

✍ Scribed by Milo A Puhan; Martin Frey; Stefan Büchi; Holger J Schünemann


Book ID
119902883
Publisher
BioMed Central
Year
2008
Tongue
English
Weight
173 KB
Volume
6
Category
Article
ISSN
1477-7525

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## Abstract The Hospital Anxiety and Depression Scale (HADS) is a widely used screening instrument for depression and anxiety in medically compromised patients. The purpose of this study was to examine the differential item functioning (DIF) of the anxiety subscale of the HADA (HADS‐A). A research