Characteristics of non-genital warts in the dermato-venereology department of Mangusada Badung General Hospital during in 2019

Background: Non-genital warts are a very common and benign skin disease caused by low-risk Human Papilloma Virus (HPV) infection. Common warts, flat warts, and plantar warts are common clinical manifestations of non-genital warts and are caused by many different types of HPV. Data on the prevalence or incidence of non-genital warts in Bali is still very limited. Therefore, it is important to identify the incidence and prevalence as a reference for conducting further studies on non-genital warts cases. This research studied the incidence, distribution, and characteristics of non-genital warts at Mangusada Badung General Hospital. Methods: Descriptive cross-sectional retrospective study, using secondary data from outpatient clinic's patient register book and medical records in a period of 1 year, from January 1 - December 31 2019. Variables that included are types of non- genital warts, age and sex. Data were analyzed with SPSS 18 for Windows. Results: The number of patients in this research was 3086. The incidence of non-genital warts was 88 cases (2.85%). Common wart was the most frequent findings, with 82 cases (93.2%) and flat wart with 6 cases (6.8%). Non-genital warts frequency was highest among age 11-20, with 31 cases (35.2%). Based on sex, non- genital warts are more frequent in males than females (56.8% vs. 43.2%). The most frequent non-genital warts cases in the male population occur at age 11-20 (20 cases), while in female populations, 11-20 and 21-30 share the same incidence of non-genital warts (11 cases). Conclusion: Non-genital warts most likely to affect a male compare to the female population. It tends to occur more frequently in children and young adults. The common wart is the most frequent findings in non-genital warts.