Fig. 4From: Risk factors for schistosomiasis in an urban area in northern Côte d’IvoirePrincipal component analysis of variables related to environmental vulnerability in the city of Korhogo (March 2015) in the F1-F2 plane. The x- and y-coordinates of a variable are given by its correlations with the first (F1) and second factor (F2), respectivelyBack to article page