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Table 3 Cardiovascular risk profile of patients with or without white matter hyperintensities (WMH) according to brain MRI

From: MRI-detected brain lesions in AF patients without further stroke risk factors undergoing ablation - a retrospective analysis of prospective studies

  WMH*
  No
(n = 94)
Yes
(n = 81)
p-value**
≥1 stroke risk factor*** No 29 (30.9) 19 (23.5) 0.310
Yes 65 (69.1) 62 (76.5)
Age; median (IQR) 58 (52–64) 64 (57–69) < 0.001
Female sex; n (%) 29 (30.9) 27 (33.3) 0.747
Congestive heart failure; n (%) 6 (6.4) 6 (7.4) > 0.999
Arterial hypertension; n (%) 53 (56.4) 47 (58.0) 0.879
Diabetes mellitus; n (%) 8 (8.5) 9 (11.1) 0.615
Peripheral artery occlusive disease; n (%) 2 (2.1) 2 (2.5) > 0.999
Coronary artery occlusive disease; n (%) 15 (16.0) 18 (22.2) 0.335
Hyperlipoproteinemia; n (%) 43 (45.7) 44 (54.3) 0.290
Paroxysmal AF; n (%) 57 (60.6) 61 (75.3) 0.052
Dilated left atrium according to echocardiography; n (%) 39 (43.8) 36 (47.4) 0.754
Left ventricular ejection fraction < 50%; n (%) 5 (5.4) 6 (7.6) 0.756
  1. * WMH were determined according to Fazekas score. ** p-value calculated by chi 2 -test or Mann-Whitney U test, as appropriate. *** According to CHA 2 DS 2 -VASc-score (“No” equals 0 in men and 1 in women, “Yes” equals ≥ 1 in men and ≥ 2 in women)