Relationship analysis of protection strategy and the number of containers with the existence of Aedes aegypti larvae at Tebing Tinggi city in 2022

Abstract

Background: Dengue hemorrhagic fever (DHF) is an endemic disease in Tebing Tinggi, the number of DHF cases in 2022 reached 175. Protection strategy and the number of landfills are risk factors for the presence of Aedes aegypti mosquito larvae. This study aimed to analyze the relationship between protection strategy and the number of containers in the presence of Aedes aegypti. Methods: This type of research was an analytic survey with a cross-sectional research design. The study population was all families living in 5 sub-districts in Tebing Tinggi city with 500 houses selected using a cluster sampling technique. Primary data collection used a questionnaire containing questions on protection strategy and location points, also observation sheets containing the type of landfills, and the number and presence of larvae. Data were analyzed by Chi-Square test. Results: The results showed that Aedes aegypti larvae were found in 144 houses and 14% of families had made protection strategies, 41% of houses had more than 4 containers. Protection strategies against the presence of grass bushes within a radius of 100 meters from the house and the number of landfills had a relationship with the presence of Aedes aegypti mosquito larvae (p<0.05). Conclusions: Tebing Tinggi city is an area that has a high potential risk of DHF. Suggestions for increasing DHF protection strategy and eliminating resting places and breeding places are important for empowering jumantik at the family level as well as providing ongoing assistance and education.