49±19 years; P < 0.0001). Prior AF was noted in four patients (10.5%) with stroke and only 31 patientswithoutstroke(2%;P < 0.0001).Associated heart disease (ischemic, valvular, hypertensive) was more frequent in patients with stroke; 34% of the patients with stroke and only 10% of the patients without stroke had an associated heart disease (P < 0.0001; Table I). Valvular and hypertensive heart diseases were more frequent in patients with stroke and other heart diseases did not differ