Socio-demographic and clinical characteristics of patients.

NHI, National Health Insurance; TIA, transient ischemic attack; DM, diabetes mellitus; ER, emergency room; OPD, outpatient department; TOAST, Trial of Org 10172 in Acute Stroke Treatment; LAA, large artery atherosclerosis; SVO, small vessel occlusion; CE, cardioembolism; OD, other determined etiology; UD, undetermined etiology; rtPA, recombinant tissue-type plasminogen activator; NIHSS, National Institute of Health Stroke Scale; mRS, modified Rankin Scale; SE, standard error