Table 1 Preoperative variables. Data are presented as mean ± standard deviation or as number of patients with percentages. TIA, transitory ischemic attack; NYHA, New York Heart Assotiation; CHADS-VASc, congestive heart failure, hypertenstion, age, diabetes, prior stroke, vascular disease history, age, sex; LV EF, left ventricular ejection fraction; LVED, left ventricular end-diastolic diameter
|  | Group GP n = 35 | Group LA n = 65 | p value |
|---|---|---|---|
Age | 69 ± 6.4 | 69 ± 7.4 | 0.617 |
Sex (M/F) | 18/17 (51/49) | 31/34 (48/52) | 0.721 |
Body mass index | 31 ± 4.9 | 30 ± 4.9 | 0.099 |
Hypertension | 32 (91) | 53 (81) | 0.186 |
Diabetes mellitus | 9 (26) | 12 (18) | 0.396 |
Creatinine | 103 ± 45.4 | 102 ± 27.2 | 0.298 |
Stroke/TIA | 2 (6) | 14 (22) | 0.040 |
Redo cardiac surgery | 0 | 1 (2) | Â |
NYHA | 2 | 2 | 0.999 |
Euroscore II | 4 ± 2.4 | 4 ± 4.7 | 0.301 |
CHA2DS2-VASc score | 3.8 ± 1.4 | 3.6 ± 1.5 | 0.387 |
Structural cardiac disease | |||
 Mitral valve disease | 25 (71) | 49 (75) | 0.667 |
 Tricuspidal valve disease | 17 (49) | 34 (52) | 0.721 |
 Aortic valvae disease | 6 (17) | 18 (28) | 0.239 |
 Coronary artery disease | 21 (60) | 32 (49) | 0.303 |
 Other | 4 (11) | 15 (23) | 0.157 |
LV EF (%) | 45 ± 10.2 | 50 ± 9.8 | 0.057 |
 EF LK > 50% | 15 (43) | 42 (65) |  |
 EF LK 30–50% | 17 (49) | 20 (31) |  |
 EF LK < 30% | 3 (8) | 3 (4) | 0.109 |
Left atrium diameter (mm) | 45 ± 4.8 | 47 ± 5.5 | 0.544 |
LVED diameter (mm) | 54 ± 6.7 | 51 ± 5.8 | 0.086 |