Arjen Lindenholz
164 CHAPTER 7 Table 1. Baseline characteristics, specified by patients with stroke with and without IAT. Baseline characteristics IAT stroke patients ( n = 14) Non-IAT stroke patients ( n = 35) p-value Total (%) Total (%) Age, mean (range) (in years) 65 (42-85) 60 (35-81) 0.23* Sex (male) 10 (71%) 18 (51%) 0.34 † Hypertension 4 (29%) 18 (51%) 0.21 † Hyperlipidemia 7 (50%) 18 (51%) 0.99 † Diabetes mellitus 0 (0%) 4 (11%) 0.31 † Current smoking 3 (21%) 12 (34%) 0.46 ‡ Former smoking 5 (36%) 7 (20%) 0.46 ‡ Atrial fibrillation 3 (21%) 4 (11%) 0.39 † NIHSS score, mean (range) 10.5 (3-20) 6.3 (0-21) 0.02* TOAST-criteria 30 0.62 ‡ Large artery atherosclerosis 7 (50%) 21 (60%) Cardio embolism 4 (29%) 5 (14%) Small-vessel occlusion 0 (0%) 0 (0%) Other determined etiology 1 (7%) 5 (14%) Undetermined 2 (14%) 4 (12%) Time to 7T MRI, mean (SD) in days 55 (± 22) 16 (± 23) < 0.001* Time to 7T MRI, median (range) in days 58 (22-87) 6 (1-84) Table 1. Baseline characteristics. NIHSS = National Institutes of Health Stroke Scale; TOAST = Trial of Org 10172 in Acute Stroke Treatment; SD = standard deviation. *, Mann- Whitney U test; †, Fisher’s exact test; ‡, Pearson Chi-square test.
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