Figure 2From: Modelling environmental factors correlated with podoconiosis: a geospatial study of non-filarial elephantiasisSpatial distribution of podoconiosis prevalence and elevation in East Gojam of northern Ethiopia**. **The prevalence varied from zero to greater than ten percent, and the altitude in the area ranged from 1500Â m asl (above sea level) to more than 4000Â m asl.Back to article page