Washington Feb 8: The factors behind the prevalence of diabetes may be affected by the geography and hence the prevention and treatment should be based on the local factors said a study. In one region of the US poverty and lower education outcomes are more predictive of higher diabetes prevalence and in other regions physical inactivity and obesity are more predictive said lead author J. Aaron Hipp assistant professor from Washington University's Brown School in the US. The study suggests that approaches to combating the disease should be localised. Hipp and co-author Nishesh Chalise analysed county data from the US