Relationship between intensity and humidity with leprosy in the city of Semarang Central Java

Background: Leprosy is also called leprosy caused by the bacterium Mycobacterium leprae. This bacterium undergoes a cleavage process for 2-3 weeks. Leprosy resistance reaches 9 days outside the human body. Leprosy bacteria have an incubation period of 2-5 years and can even take more than 5 years. Leprosy can reduce the quality of life of sufferers if it is not found and not treated early.
Objective: To find out the relationship between the intensity of lighting and humidity with the incidence of leprosy in the city of Semarang
Method: The type of this research was analytic observational with case control study design carried out in the work area of Semarang City Health Center with a sample of 23 people and 46 control groups. Data collection through interviews, observation and measurement of humidity and lighting. Data analysis using chi-square test.
Results: The results showed a significant relationship between the intensity of lighting (p-value = 0.032) and leprosy and there was no relationship between humidity (p-value = 0.347) and leprosy in Semarang City.
Conclusion: Based on the results of the interviews, the measurements found 62.2% of the respondents' houses in the case group with lighting conditions that did not meet the requirements. It is recommended to reduce the risk of leprosy transmission to improve the condition of the house, open the window every morning so that sunlight can enter well into the house and increase the effort to create a clean and healthy home environment.