RESEARCH AND PRACTICAL KNOWLEDGE OF LOCAL DENGUE AND RELATED FACTORS IN CITY CAN THO 2015 Cross-sectional study descriptive analysis, collecting data by means of direct interviews of people from 18 - 60 years old in the city should tho. Ket Results: The survey sampled 300 people showed Knowledge 97% of people had heard of dengue; 85.7% said suspicious dengue; 6.7% know the signs when the disease management of dengue; 97% chose public health facility to take care of dengue children.97% knew that mosquitoes cause dengue; 78.7% said the Culex mosquito of dengue; 63% know midges activity day and night.