Development and validation of a caregiver-reported Numeric Rating Scale for measuring worst scratch/itch in patients aged 6 months to younger than 6 years with atopic dermatitis

Affiliations

• ¹ Departments of Dermatology and Pediatrics, Northwestern University Feinberg School of Medicine, Chicago, Illinois; Division of Dermatology, Ann and Robert H. Lurie Children's Hospital, Chicago, Illinois. Electronic address: apaller@northwestern.edu.
• ² Department of Pediatrics, Saint Louis University, St. Louis, Missouri; Department of Pediatric Dematology, Cardinal Glennon Children's Hospital, St. Louis, Missouri.
• ³ Department of Dermatology, Aragon Psychodermatology Research Group (GAI + PD), Partnered with Aragon Health Sciences Institute (IACS), University Hospital Miguel Servet, Zaragoza, Spain; Department of Medicine, Psychiatry and Dermatology, University of Zaragoza, Zaragoza, Spain.
• ⁴ Department of Patient-Centered Outcomes Assessment, RTI Health Solutions, Ann Arbor, Michigan.
• ⁵ Department of Patient-Centered Outcomes Assessment, RTI Health Solutions, Research Triangle Park, North Carolina.
• ⁶ Department of Health Economics and Outcomes Research, Regeneron Pharmaceuticals Inc., Tarrytown, New York.
• ⁷ Department of Immunology and Inflammation Clinical Development, Regeneron Pharmaceuticals Inc., Tarrytown, New York.
• ⁸ Department of Health Economics and Value Assessment, Sanofi, Cambridge, Massachusetts.