Silver Book Fact
In general, for every 10 mmHg reduction in systolic blood pressure, the risk for any complication related to diabetes is reduced by 12%.
Centers for Disease Control and Prevention, National Center for Chronic Disease and Health Promotion. National Diabetes Fact Sheet: National estimates and general information on diabetes and prediabetes in the United States, 2011. Atlanta, GA: Centers for Disease Control & Prevention; 2011. http://www.cdc.gov/diabetes/pubs/pdf/ndfs_2011.pdf