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Table 2 Cardiovascular risk profile of study patients with and without MRI-detected silent ischemic lesions

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

  Silent ischemic brain lesions
  No
(n = 161)
Yes
(n = 14)
p-value*
≥1 stroke risk factor** No 44 (27.3) 4 (28.6) > 0.999
Yes 137 (72.7) 10 (71.4)
Age; median (IQR) 60 (54–66) 67 (61–69) 0.026
Female sex; n (%) 50 (31.1) 6 (42.9) 0.318
Congestive heart failure; n (%) 11 (6.8) 1 (7.1) > 0.999
Arterial hypertension; n (%) 94 (58.4) 6 (42.9) 0.275
Diabetes mellitus; n (%) 15 (9.3) 2 (14.5) 0.630
Vascular disease; n (%) 34 (21.1) 1 (7.1) 0.307
Hyperlipoproteinemia; n (%) 77 (47.8) 10 (71.4) 0.103
Paroxysmal AF; n (%) 109 (67.7) 9 (64.3) 0.773
Dilated left atrium; n (%) 70 (45.8) 5 (41.7) > 0.999
Left ventricular ejection fraction < 50%; n (%) 11 (7.0) 0 (0) > 0.999
  1. * p-value calculated by chi2-test or Mann-Whitney U test, as appropriate. ** According to CHA2DS2-VASc-score (“No” equals 0 in men and 1 in women, “Yes” equals ≥1 in men and ≥ 2 in women)