- All patients are included if registered in Danish Stroke Registry with an ICD-10 code of stroke (haemorrhagic and ischemic - I61 and I63-64.9), in the National Patient Registry with an ICD-10 code of TIA (Transient Ischemic Attack - G45.9) or in the Emergency Medical Services-database with a dispatch code of suspected stroke (A.26.03, A.26.04) from the 2-year period 01-01-2012 - 12-31-2013.