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Epidemiological profile of rosacea in dermatology outpatient clinics in Brazil: an observational report from the Brazilian study group on rosacea

  • Clinical Rreport
  • Published:
European Journal of Dermatology

Abstract

Background

Rosacea prevalence varies worldwide and there is a lack of information in Brazil.

Objectives

To describe the epidemiological profile of rosacea in subjects who consulted in dermatological outpatient clinics in Brazil.

Materials & Methods

A cross-sectional study was conducted in 13 dermatological outpatient clinics across the country. Patients with rosacea diagnosis were eligible for the study according to the investigator’s clinical assessment. Clinical, social and demographic data were collected. The overall and regional rosacea prevalence was calculated, and association with baseline characteristics was analysed.

Results

A total of 3,184 subjects were enrolled, and rosacea prevalence was 12.7%. The southern region of Brazil presented a higher prevalence, followed by the southeast. The subjects in the rosacea group were older than those without rosacea (52.5 ± 14.9 vs. 47.5 ± 17.5; p<0.001). Moreover, the rosacea group was associated with Fitzpatrick’s phototypes I and II, Caucasian ethnicity, a family history of rosacea, and facial erythema, however, no association with gender was found. The most prevalent clinical sign and clinical subtype in rosacea patients were erythema and erythematotelangiectatic, respectively.

Conclusion

Rosacea is highly prevalent in Brazil, mostly in the southern region, associated with phototypes I and II and a family history.

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Acknowledgments

The authors thank Maria Catalina Gavilanes Coloma for assistance in writing the article, Drs Cristhine Kamamoto and Josy Davidson for editorial assistance, and Ananda Quadros Campos and Meirenice Silva for clinical study assistance.

Author information

Authors and Affiliations

Authors

Corresponding author

Correspondence to Maria Victoria Suarez.

Additional information

Financial support

From Galderma.

Conflicts of interest

Dr Maria Victória Suarez Restrepo, Dr. Fabio Francesconi, Dr. Beatriz de Medeiros Ribeiro, Dr. Fabiane Brenner, Dr. José Wilson Accioly Filho, Dr. Juliane Rocio Neves, Dr. Maria de Fátima Medeiros Brito, Dr. Amadeu Queiroz: funding from Galderma. Dr. Taciana Dal’ Forno Dini: member of Galderma advisory board and speaker for Galderma. Dr. Heitor de Sá Gonçalves, Dr. Izelda Maria Carvalho Costa, Dr. Marisa Gonzaga da Cunha, Dr. Paulo Roberto Cotrim de Souza, Dr. Ivonise Follador, Dr. Valeska Albuquerque Francesconi, Dr Araci Pontes, Dr Vitória Rego, Dr. Beatrix Saboia Zink, Dr. Lidiane Marques: none.

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Victoria Suarez, M., Francesconi, F., Gonçalves, H. et al. Epidemiological profile of rosacea in dermatology outpatient clinics in Brazil: an observational report from the Brazilian study group on rosacea. Eur J Dermatol 33, 6–11 (2023). https://doi.org/10.1684/ejd.2023.4405

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  • DOI: https://doi.org/10.1684/ejd.2023.4405

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