4.2 Article

Relationship between clinical features of facial dry skin and biophysical parameters in Asians

Journal

INTERNATIONAL JOURNAL OF COSMETIC SCIENCE
Volume 33, Issue 3, Pages 222-227

Publisher

WILEY-BLACKWELL
DOI: 10.1111/j.1468-2494.2010.00608.x

Keywords

dry skin; Korean female; non-invasive bioengineering; scale; skin physiology

Funding

  1. Korean Ministry of Commerce [IH-9-12-10018136]

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Synopsis There have been few reports classifying the biophysical characteristics of Korean women with healthy skin. Consequently, the aim of this study was to find the most useful parameters for categorizing skin types based on a clinical assessment. One hundred and three female volunteers, aged 20-59, participated in this study. We conducted a self-evaluation questionnaire, a clinical assessment of the facial skin, and non-invasive measurements on the cheek under controlled environmental conditions. The questionnaire survey indicated that 72% of respondents had dry skin. However, results of the clinical assessment focusing on skin roughness and scaling of the cheek showed that 6 subjects had very dry skin (6%), 29 had dry skin (28%) and 68 had normal skin with sufficient moisture (66%). We analysed the correlation between the clinical assessment and biophysical parameters. As a result, we obtained six biophysical parameters that had relatively higher correlations with clinical assessment than other parameters. Our study provided general information about the physiological characteristics of normal skin in Korean women and suggested useful parameters for characterizing dry skin.Resume Il y a eu peu de donnees permettant de classer les caracteristiques biophysiques de la peau saine des femmes coreennes. Par consequent, le but de cette etude etait de trouver les parametres les plus utiles bases sur une evaluation clinique pour organiser les types de peau. Cent trois femmes volontaires agees de 20 a 59 ans ont participea cette etude. Nous avons conduit un questionnaire d'auto-evaluation, une evaluation clinique de la peau du visage et des mesures non-invasives sur la joue dans des conditions controlees. L'analyse globale du questionnaire a indique que 72% des personnes interrogees avaient la peau seche. Cependant, les resultats de l'evaluation clinique ciblee sur la rugosite et l'evaluation de la joue ont montre que 6 sujets avaient la peau tres seche (6%), 29,la peau seche (28%) et 68 la peau normale pour une humidite suffisante (66%). En analysant la correlation entre l'evaluation clinique et les parametres biophysiques, nous avons obtenu six parametres biophysiques avec des correlations relativement plus hautes que les autres. Notre etude a ainsi fourni des informations generales sur les caracteristiques physiologiques de peau normale des femmes coreennes et a suggere des parametres utiles pour caracteriser leur peau seche.

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