Spatial Distribution and Sanitation Conditions Affecting to Household Rat Infestation in Nan City Municipality, Thailand

Abstract

This research aimed to determine the spatial distribution of rat infestation and association between sanitation conditions and rat infestation was performed a survey of 477 households located in Nan city municipality. Collected by survey form, was an assessment tool to survey unsanitary conditions and rat infestation such as food, water, harborage and entry/assess sources for rats. The result showed that 74.6% of rat existing in the households determined by active rat sign were highly associated only with premise type (OR = 2.20; 95%CI: 1.04 - 4.62), Unapproved food storage (OR = 1.74; 95%CI: 1.07 - 2.84), Unapproved for animal food storage (OR = 2.10; 95%CI: 1.06 - 4.17), Disorganized storage (OR = 1.90; 95%CI: 1.20 - 3.01) and Uncovered ventilation hole (OR = 1.88; 95%CI: 1.19 - 2.97). After that, spatial distribution of rat infestation This results revealed the sanitation deficiencies can engender rat infestation in the households since still the resource for basic need of living, therefore people should an improvement of environmental sanitation such as removal of food, water and harborage sources of rat to sustainably control rat population.