Result of dengue hemorrhagic fever investigate and control in Nakhon Ratchasima province 2019: Case study in Chang Thong sub-district, Chalerm Prakiat district, Nakhon Ratchasima province

Abstract

Study epidemiology characteristics in terms of time-place-person, to assess control measures and to determine and implement additional control measures. The descriptive study was conducted by reviewing medical record and laboratory results reviewing in the hospital, active case finding was conducted to find additional cases, environmental survey was conducted in community and school to assess vector density. There were 23 cases from two villages of Chang Thong subdistrict, Chalerm Prakiat district, which are neighborhood, highest of age was 29 years and lowest age was 2 years, the median of age was 11.5 years, mostly were high school age group, age ratio male: female was 1.30:1, 17 cases were found in May which was the beginning of rainy season. The survey results of HI, CI in community and school were high above maximum standard level, the laboratory results of 4 patients were Dengue type 1 the control measures were still the opportunity of improvement.