Figure 1.
Map of Gabon with administrative regions and the locations of surveyed villages (red circles).
Strictly georeferenced and generated by MAPINFO. The ecosystems are represented in different colours.
Table 1.
Sociodemographic and clinical characteristics of the study population.
Table 2.
Comparison of wet blood smear and the concentration technique for the detection of the filariae.
Table 3.
Evaluation of the concentration technique in individuals with different levels of microfilaremia.
Figure 2.
Distribution of Loa loa (A) and Mansonella perstans (B) in Gabon according to the geographic region.
Table 4.
Prevalence of Loa loa and Mansonella perstans microfilaremia in the nine administrative regions of Gabon.
Figure 3.
Distribution of L. loa in Gabon in the different ecosystems (A) (Prevalence rates of Loa loa are shown within the corresponding ecosystem), and villages (B).
Table 5.
Prevalence of Loa loa and Mansonella perstans microfilaremia in the main ecosystems of Gabon.
Table 6.
Univariate analysis of sociodemographic and clinical risk factors for Loa loa microfilaremia in Gabon.
Table 7.
Univariate analysis of sociodemographic and clinical risk factors for Mansonella perstans microfilaremia in Gabon.
Table 8.
Multivariate analysis of sociodemographic and clinical risk factors for Loa loa microfilaremia in Gabon.
Table 9.
Multivariate analysis of sociodemographic and clinical risk factors for Loa loa microfilaremia in forest ecosystem.
Table 10.
Intensity of Loa loa and Mansonella perstans (arithmetic mean microfilaremia) stratified by ecosystem.
Figure 4.
Intensity of Loa loa microfilaremia in Gabon according to age and gender.
Figure 5.
Correlation between the prevalence and intensity of Loa loa microfilaremia.
A. Total studied population. B. In individuals with >8000 Loa microfilariae/ml. C. In individuals with >30 000 Loa microfilariae/ml.
Figure 6.
Correlation between the prevalence of Loa loa microfilaremia and clinical symptoms.
A. Pruritus B. Calabar swellings. C. Eye worm.