Rahmaya Nova Handayani Primary Author Faisal Yunus Primary Author Ermita Isfandiary Ibrahim Primary Author Iris Rengganis Primary Author

Background: Asthma is a chronic respiratory disease that is a serious health problem in the world. Skin prick test (SPT) is the most effective diagnostic test to detect IgE mediated type I allergic reactions This study aims This study aims to identify characteristic of subject asthma and non asthma and how to describe to prevalence SPT. Methods: The study design is an observational research methods. All sample was 138 people consisting 108 an asthmatic patient and 30 not asthma based on anamnesis than 30 a person, not asthma , but have allergy history/rhinitis 9 people and 21 people, not asthma not having allergy history/rhinitis. The kind of allergen were Dermatophagoides pteronyssinus (Der p), Dermatophagoides ferinea (Der f) and Blomia Tropicalis (Blot t) with 5 µl (Stallergen). Results: The characteristic of subject there were a total of 24 men and 114 women. Of the 24 men, 87.5% had asthma and 12.5% did not have asthma, as well as 114 women, 76.3% had asthma and 23.6% had no asthma, The most common ages were over 18-44 as much as 7.2%, 45-67 years as much as 8.3%, 65-74 years as much as 8.6%, the occupation, the majority of subjects were housewives as many as 56 research subjects (96,6%) more than non asthma was 3,4%. the highest education level was with a diploma and above as much as 65,7% more than non asthma 34,3%. BMI in the normal category as many as 65 subjects (52%) more than non asthma were 60 subjects (48%), the subjects who have a higher number of positive for allergens are Dermatophagoides pteronyssinus (Der p 1) 68,3%, Dermatophagoides farinae (Der f 1) 60,7% and Blomia tropicalis (Blot t) 70,4%. Conclusion: Many influencing the characteristic of subject in asthmatif and Der p the most sensitization in allergy in Indonesian Keywords: Characteristic of subject, sensitization, allergen