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Table 1 Baseline characteristics of patients cohort

From: Fibrosis independent atrial fibrillation in older patients is driven by substrate leukocyte infiltration: diagnostic and prognostic implications to patients undergoing cardiac surgery

ParametersSR (n = 9)AF (n = 9)Patients (n = 18)P-value
Age62 ± 3.367 ± 3.064.1 (44–84)0.229
Female gender222222%1.000
Diabetes111111%1.000
EF59 ± 4.944 ± 7.251.3 (16–78)0.114
EF > 50%8544%0.200
BMI27.6 ± 1.931.7 ± 3.229.6 (20–53.7)0.292
NYHA III1566%0.049*
Urgency
 In-hospital4550%0.637
 Elective5450%
Procedure type
 CABG448/180.940
 CABG + valve112/18
 Aortic valve314/18
 Aortic + mitral valve112/18
 LVAD112/18
Clinical frailty
 CFS class 4/53650%0.157
Echocardiogram
 LV diast diameter5.1 ± 0.65.7 ± 1.15.5 (4.0–7.3)0.422
 LV syst diameter3.5 ± 0.94.3 ± 1.94.0 (2.4–6.9)0.623
 LA diameter4.2 ± 0.811.1 ± 16.74.5 (2.8–4.9)0.295
 E/A ratio1.4 ± 1.20.9 ± 0.11.2 (0.5–3.7)0.845
CPB
 Pump time120 ± 38.3107.5 ± 33.1114.1 (65–187)0.689
LOS (days)9 ± 1.917 ± 3.112.8 (5–27)0.026*
Adverse events
 Delirium235/180.598
 Stroke/TIA011/181.000
 CHF257/180.050*
  1. EF ejection fraction, CABG coronary artery bypass graft, BMI body mass index, CPB cardiopulmonary bypass)
  2. *Statistically significant