Background: Drawing on the theory of the health belief model, this study examined the interplay between insecticide-treated mosquito nets, malaria-knowledge, household income, and malaria. The study was premised on the notion that insecticide-treated mosquito nets are positively related to malaria prevalence; and that knowledge mediates the relationship between insecticide-treated mosquito nets and malaria. Furthermore, household-income was hypothesised to have a moderating effect on the direct and indirect relationships (through malaria knowledge) between insecticide-treated mosquito nets and the prevalence of malaria.
Methods: The hypothesised relationships were examined using panel data collected from ten regions of Ethiopia during 2011 – 2015. Structural equation modelling and the random effect model were used to test the hypotheses. Statistical analyses were performed using Stata version 13.0.
Results: The results were consistent with our proposed hypotheses, showing a significant relationship between the research variables. Accordingly, our findings suggest that malaria knowledge contributes to improving the relationship between insecticide-treated mosquito nets and malaria prevalence. The results revealed a positively significant indirect effect (β = 0.47, p = 0.003) as well as a positively significant direct effect (β = 0.28, p = 0.001). Further, the study showed a positive impact of household-income in strengthening the relationship between insecticide-treated mosquito nets and malaria through knowledge, with a considerable value (β = 0.13, p = 0.000).
Conclusion: The findings are potentially useful for the health sector to ensure success in infectious disease prevention and control, particularly malaria, and to explain how various factors contribute to the relationship.
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Posted 16 Apr, 2020
Posted 16 Apr, 2020
Background: Drawing on the theory of the health belief model, this study examined the interplay between insecticide-treated mosquito nets, malaria-knowledge, household income, and malaria. The study was premised on the notion that insecticide-treated mosquito nets are positively related to malaria prevalence; and that knowledge mediates the relationship between insecticide-treated mosquito nets and malaria. Furthermore, household-income was hypothesised to have a moderating effect on the direct and indirect relationships (through malaria knowledge) between insecticide-treated mosquito nets and the prevalence of malaria.
Methods: The hypothesised relationships were examined using panel data collected from ten regions of Ethiopia during 2011 – 2015. Structural equation modelling and the random effect model were used to test the hypotheses. Statistical analyses were performed using Stata version 13.0.
Results: The results were consistent with our proposed hypotheses, showing a significant relationship between the research variables. Accordingly, our findings suggest that malaria knowledge contributes to improving the relationship between insecticide-treated mosquito nets and malaria prevalence. The results revealed a positively significant indirect effect (β = 0.47, p = 0.003) as well as a positively significant direct effect (β = 0.28, p = 0.001). Further, the study showed a positive impact of household-income in strengthening the relationship between insecticide-treated mosquito nets and malaria through knowledge, with a considerable value (β = 0.13, p = 0.000).
Conclusion: The findings are potentially useful for the health sector to ensure success in infectious disease prevention and control, particularly malaria, and to explain how various factors contribute to the relationship.
Figure 1
Figure 2
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