Silver Book Fact
Around 87% of all strokes are ischemic.
National Heart, Lung, and Blood Institute. Incidence and Prevalence: 2006 chart book on cardiovascular and lung diseases. Bethesda, MD: NIH, National Heart, Lung, and Blood Institute; 2006. http://www.nhlbi.nih.gov/resources/docs/06a_ip_chtbk.pdf