Effectiveness of Household Insecticides to Reduce Aedes Aegypti Mosquitoes Infestation: A Community Survey in Yogyakarta, Indonesia

Abstract

Dengue prevention and controleffortslargerlyrely on insecticide application for vector control. Majority people used household insecticide to reduce mosquito infestation. However, information about effectiveness of household insecticide to reduce mosquitoes infestation is still limited. Aims of this research is to analyse the effectiveness of household insecticide use to reduce the Aedes sp infestation in Yogyakarta, Indonesia. A questionnaire was administered to 900 respondents in three regencies in Yogyakarta (Sleman, Bantul and Gunung Kidul), and larvae collection was carried out in the house of respondents. The results showed that larvae indices in three regencies in Yogyakarta Province was >30%, indicating this area categorized in high mosquito populations. Majority of household insecticide in Sleman and Bantul was electric, 34.75 and 39.6% respectively, while mosquito coils was dominants in Gunung Kidul (51.6%). Based on chi-square test, the use of household insecticide had no significant effect on the infestations of Aedes sp mosquitoes. This facts should be a supported evidence that it is crucial to maintain the eradication of mosquito breeding site program in community, since the use of household insecticide is ineffective to reduce the mosquito infestations.