Figure 2From: A cross-sectional ecological study of spatial scale and geographic inequality in access to drinking-water and sanitationDissimilarity indices for water and sanitation. (A) D for water; (B) D(adj) for water; (C) D for sanitation; (D) D(adj) for sanitation. The Y-axis represents the dissimilarity index value for each administrative tier and the X-axis is the median population size of the spatial units.Back to article page