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Table 1 Patient characteristics

From: Low prevalence of connexin-40 gene variants in atrial tissues and blood from atrial fibrillation subjects

  Atrial tissues Blood samples
  Lone AF Mixed AF Donor lone AF
  N=34 (%) N=30 (%) N=3 (%) N=91 (%)
Age, years, mean ± SD (range) 53.8 ± 9.6 66.3 ± 9.8 50 ± 15.6 57.8 ± 11.5
  (31–71) (32–86) (32–60) (25–84)
Sex, male 28 (82.4) 17 (56.7) 2 (67) 67 (73.6)
Race, Caucasian 32 (94.1) 29 (96.7) 3 (100) 87 (95.6)
Unknown or Other 2 (5.9) 1 (3.3) 0 4 (4.4)
Cardiac Disease    ND  
CAD 0 3 (9.1)   0
Valvular disease 0 21 (63.6)   0
CAD + Valve disease 0 6 (18.2)   0
Unknown 0 0   0
AF Burden    ND  
Paroxysmal 12 (35.3) 6 (20.0)   39 (42.9)
Persistent 6 (17.6) 5 (16.7)   33 (36.3)
Permanent 16 (47.1) 19 (63.3)   13 (14.3)
Unknown 0 0   6 (6.6)
Rhythm at the time of sampling    ND ND
Sinus 16 (47.1) 10 (33.3)   
AF 18 (52.9) 20 (66.7)   
Unknown 0 0   
  1. AF = atrial fibrillation, CAD = coronary artery disease, ND = not determined.