Case-Control Analysis of Malaria Incidence in Sukamerindu Health Center Bengkulu City, Indonesia

Abstract

Background: Malaria is still one of the public health problems that can cause death primarily in high-risk
groups. High incidence of malaria caused by unhealthy environment and patterns of Society behavior.
Objectives: Assessing the relationship between environmental factors and the society behavior factors with
malaria incidence.
Method: This is a case-control study. Samples were taken using sampling purposive with criteria: Age 7-50
years and case groups were noted as clinical malaria patients. Data is collected by observing and filling out
questionnaires. Risk factors are analyzed using the Chi-Square test, knowing the risks with the odds ratio.
The dominant risk factors were analyzed using binary logistic regression.
Results: The variable associated with the malaria incident is ventilation (0,000), 2.5 (1.6-4.1), ceiling
(0,015), 1.7 (1.1-2.7), puddles around the house (0,005), 1.9 (1.2-3.0), using of mosquito nets (0,000), 4.1
(2.4-6.4) and using mosquito repellent (0.001), 2,2 (1,4-3,5).
Conclusion: The proven environmental factors associated with malaria incidents are ventilation, ceilings,
and puddles around the house. The Society behavior factor associated with malaria incidents is using
mosquito nets and using mosquito repellent. Proves that the use of mosquito nets is a major risk factor for
malaria incidents, with a risk of 4.3 times greater in those who when sleeping at night do not use mosquito
nets.