Accepted for Publication: May 3, 2012.
Author Contributions: Drs Cowdell, Ersser, and Thomas had full access to all the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis. Study concept and design: Cowdell, Ersser, Gradwell, and Thomas. Acquisition of data: Cowdell. Analysis and interpretation of data: Cowdell, Ersser, Gradwell, and Thomas. Drafting of the manuscript: Cowdell. Critical revision of the manuscript for important intellectual content: Cowdell, Ersser, Gradwell, and Thomas. Statistical analysis: Thomas. Study supervision: Ersser. Obtain funding: Cowdell, Ersser, Gradwell, and Thomas.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported in part by unrestricted funding from the British Dermatological Nursing Group, the Skin Care Campaign, Pierre Fabre, and LeoPharma.
Role of the Sponsors: The sponsors had no role in the design or conduct of the study; in the collection, analysis, or interpretation of data; or in the preparation, review, or approval of the manuscript.
Additional Contributions: We are indebted to the specialist nurses and patients who tested the PeDeSI2 in practice and to the funders of the study.