Chitosan Coated Textiles May Improve Atopic Dermatitis Severity by Modulating Skin Staphylococcal Profile: A Randomized Controlled Trial

• Type: Article in International Scientific Journal
• Date: 2015

Authors

Lopes, C (Author) FMUP; Soares, J (Author) Other; Tavaria, F (Author) Other; Duarte, A (Author) Other; Correia, O (Author) FMUP; Sokhatska, O (Author) FMUP; Severo M (Author) FMUP; Silva, D (Author) FMUP; Pintado, M (Author) Other; Delgado, L (Author) FMUP; Moreira, André (Author) FMUP

Journal

Title: PLoS ONE

Vol. 10

ISSN: 1932-6203

Publisher: Public Library of Science

Indexing

ISI Web of Knowledge - 18 Citations

Scopus - 26 Citations

Other information

Authenticus ID: P-00J-Y7P

DOI: 10.1371/journal.pone.0142844

Abstract (EN): Background Atopic dermatitis (AD) patients may benefit from using textiles coated with skin microbiome-modulating compounds. Chitosan, a natural biopolymer with immunomodulatory and antimicrobial properties, has been considered potentially useful. Objective This randomized controlled trial assessed the clinical utility of chitosan-coated garment use in AD. Methods Of the 102 patients screened, 78 adult and adolescents were randomly allocated to overnight use of chitosan-coated or uncoated cotton long-sleeved pyjama tops and pants for 8 weeks. The primary outcome was change in disease severity assessed by Scoring Atopic dermatitis index (SCORAD). Other outcomes were changes in quality of life, pruritus and sleep loss, days with need for rescue medication, number of flares and controlled weeks, and adverse events. Changes in total staphylococci and Staphylococcus aureus skin counts were also assessed. Comparisons were made using analysis of variance supplemented by repeated measures analysis for the primary outcome. Interaction term between time and intervention was used to compare time trends between groups. Results Chitosan group improved SCORAD from baseline in 43.8%, (95% CI: 30.9 to 55.9), P = 0.01, placebo group in 16.5%(-21.6 to 54.6); P = 0.02 with no significant differences between groups; Dermatology Quality of life Index Score significantly improved in chitosan group (P = 0.02) and a significant increase of skin Coagulase negative Staphylococci (P = 0.02) was seen. Conclusions Chitosan coated textiles may impact on disease severity by modulating skin staphylococcal profile. Moreover, a potential effect in quality of life may be considered.

Language: English

Type (Professor's evaluation): Scientific

No. of pages: 14