Validation of the Dermatology Life Quality Index and the Work Productivity and Activity Impairment-Chronic Hand Dermatitis questionnaire in chronic hand dermatitis.
rct · Level II
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- Record sourced from PubMed, PMID 12522383.
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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.
Medical subject headings
- Efficiency
- Hand Dermatoses
- Quality of Life
- Surveys and Questionnaires