The Work Productivity and Activity Impairment Questionnaire for Patients with Gastroesophageal Reflux Disease (WPAI-GERD)

The English version of the WPAI-GERD showed good cross-sectional construct validity, and results indicated that the WPAI-GERD is responsive to change. Although the results also indicated that longitudinal construct validity may be poor, the overall findings suggest that further study of the instrument remains warranted. </AbstractSection> Copyright Adis Data Information BV 2007

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Year of publication:	2007
Authors:	Wahlqvist, Peter ; Guyatt, Gordon ; Armstrong, David ; Alessio Degl’Innocenti ; Heels-Ansdell, Diane ; El-Dika, Samer ; Wiklund, Ingela ; Fallone, Carlo ; Tanser, Lisa ; Zanten, Sander ; Austin, Peggy ; Barkun, Alan ; Chiba, Naoki ; Schünemann, Holger
Published in:	PharmacoEconomics. - Springer, ISSN 1170-7690. - Vol. 25.2007, 5, p. 385-396
Publisher:	Springer

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Extent:	text/html
Type of publication:	Article
Source:	RePEc - Research Papers in Economics

Persistent link: https://www.econbiz.de/10011001585