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Table 1 Patient demographics

From: Post-operative atrial fibrillation examined using whole-genome RNA sequencing in human left atrial tissue

  All (n = 62) No poAF (n = 41) poAF (n = 21) p-value
Female gender 27 (44%) 17 (41%) 10 (47%) 0.85
Age (mean) 58.7 56.0 64.8 0.006
Past Medical History
Smoking (Any) 21 (32%) 12 (29%) 8 (38%) 0.68
Myocardial Infarction 2 (3%) 1 (2%) 1 (5%) 1.00
Hypertension 34 (55%) 18 (44%) 17 (81%) 0.01
Diabetes 7 (11%) 4 (11%) 3 (15%) 0.94
Atrial fibrillation 12 (19%) 7 (17%) 5 (24%) 0.76
Mitral Stenosis (severe) 5 (8%) 3 (8%) 2 (11%) 0.65
Mitral Insufficiency
None 1 (2%) 0 (0%) 1 (5%)  
Mild 1 (2%) 1 (2%) 0 (0%)  
Moderate 5 (8%) 4 (10%) 1 (5%)  
Severe 55 (89%) 36 (88%) 19 (90%) 0.48
Preoperative medications
ACE inhibitor /ARB 27 (44%) 16 (39%) 12 (57%) 0.28
β-blockers 29 (47%) 18 (44%) 10 (48%) 0.99
Calcium channel inhibitors 8 (13%) 7 (17%) 1 (5%) 0.38
HMG-CoA reductase inhibitor 19 (31%) 9 (21%) 10 (50%) 0.05
Perioperative information
Left ventricular ejection fraction 0.60 0.61 0.59 0.39
Left atrium volume (ml/m2) 71 70 73 0.75
Cross-clamp time (min) 106 108 101 0.58
Cardiopulmonary bypass time (min) 144 146 143 0.85
  1. Patient characteristic of individuals included in the study. poAF – post-operative atrial fibrillation. ACE – angiotension-converting enzyme ARB – aldosterone II receptor blocker HGM-CoA -hydroxy-3-methylglutaryl-coenzyme