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Clinical Trial
. 2003 Jan;48(1):128-30.
doi: 10.1067/mjd.2003.128.

Validation of the Dermatology Life Quality Index and the Work Productivity and Activity Impairment-Chronic Hand Dermatitis questionnaire in chronic hand dermatitis

Margaret C Reilly  1 , Philip T Lavin, Kristijan H Kahler, David M Pariser
Affiliations
Clinical Trial

Validation of the Dermatology Life Quality Index and the Work Productivity and Activity Impairment-Chronic Hand Dermatitis questionnaire in chronic hand dermatitis

Margaret C Reilly et al. J Am Acad Dermatol. 2003 Jan.

Abstract

In a double-blind, randomized trial of 257 patients with chronic hand dermatitis, the validity, reproducibility, and responsiveness of the Dermatology Life Quality Index and the Work Productivity and Activity Impairment questionnaire were established, and the sample size required to detect meaningful differences between treatment groups was estimated.

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