Relative proportions of etiologic subgroups (TOAST) in age-groups

Reproduced with permission from: Putaala J, Metso AJ, Metso TM, et al. Analysis of 1008 consecutive patients aged 15 to 49 with first-ever ischemic stroke: the Helsinki Young Stroke Registry. Stroke 2009; 40:1195. Copyright © 2009 Lippincott Williams & Wilkins.