Fig. 5.

Decision plot for individual and typical households. These plots refer to the prediction made by the model for each particular observation, thus Fig. 5a refers to an average house in the village of Zenzelema, Fig. 5b refers to an average house in the village of Sesaberet, and Fig. 5c refers to an average house in the village of Mazoria; for the three cases mentioned above the median number of cases per village was taken into account. On the other hand, Fig. 5d and e refer to those houses that had the minimum and the maximum number of hookworm infected persons per house, both of these located in the village of Mazoria.