Table 1 Patients baseline demographics and clinical risk factors

Age (years), mean ± SD, (n)

81.7 ± 1.35, (42)

82.2 ± 1.65, (42)

0.100^῀

Female gender, n (%)

23 (54.8)

18 (42.9)

0.383^*

BMI (kg/m²), mean ± SD, (n)

26.3 ± 4.30, (42)

25.9 ± 3.96, (42)

0.682^῀

Previous cardiac surgery, n (%)

7 (16.7)

7 (16.7)

1.000^*

Coronary artery disease, n (%)

31 (73.8)

26 (61.9)

0.350^*

COPD, n (%)

10 (23.8)

14 (33.3)

0.469^*

Atrial fibrillation, n (%)

23 (54.8)

29 (69.0)

0.261^*

Pulmonary hypertension, n (%)

32 (76.2)

40 (95.2)

0.026^*

Chronic renal disease, n (%)

26 (61.9)

32 (76.2)

0.238^*

Arterial hypertension, n (%)

36 (85.7)

39 (92.9)

0.483^*

Diabetes mellitus, n (%)

14 (33.3)

18 (42.9)

0.501^*

Cardiac decompensation, n (%)

25 (59.5)

37 (88.1)

0.006^*

Logistic Euroscore II, mean ± SD, (n)

12.1 ± 10.6, (42)

11.3 ± 5.63, (42)

0.655^῀

 II

8 (19.0)

1 (2.4)

0.039^**

 III

27 (64.3)

30 (67.9)

 IV

7 (16.7)

11 (21.4)

Previous PCI, n (%)

-

7 (16.7)

 Concomitant CABG, n (%)

16 (38)

-

-

 Concomitant pulmonary vein ablation, n (%)

10 (23.8)

-

-

 Concomitant LAA resection, n (%)

22 (52.4)

-

-

 Concomitant PFO occlusion, n (%)

5 (11.9)

-

-