Psychometric Properties and Meaningful Change Thresholds of the Vitiligo Area Scoring Index

• Khaled Ezzedine ^[1] ; Soliman Ahmed M. ^[2] ; Heidi S. Camp ^[3]
  1. [1] MD
  2. [2] MS, PhD
  3. [3] PhD

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• Localización: JAMA Dermatology, ISSN 2168-6068, Vol. 161, Nº. 1, 2025, págs. 39-46
• Idioma: inglés
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• Resumen

  • This mixed-methods study assessed the concept validity and measurement performance of the Total Vitiligo Area Scoring Index and the Facial Vitiligo Area Scoring Index and determined meaningful change thresholds in patients with nonsegmental vitiligo