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Table 4 Comparison of clinical characteristics according to whether SB development in patients

From: The occurrence and risk factors of bradycardia after the Maze procedure in patients with atrial fibrillation and tricuspid regurgitation

Characteristics Without SB (n = 56) With SB (n = 26) P value
Age (years) 58 (52–63) 54 (51–64) 0.788
Men, n (%) 15 (27) 9 (35) 0.468
Smoker, n (%) 10 (18) 5 (19) 0.881
Drinker, n (%) 3 (5) 0 (0) 0.229
Body mass index, kg/m2 23.95 ± 3.34 23.65 ± 2.55 0.686
Hypertension, n (%) 4 (7) 6 (23) 0.040
Diabetes, n (%) 2 (4) 2 (8) 0.420
ALT (U/L) 24.5 (17–37.5) 17.5 (13–26.95) 0.122
AST (U/L) 24.5 (18.25–30.75) 21 (17.75–27.75) 0.247
Total bilirubin (μmol/L) 16.85 (12.13–23.38) 13.8 (11.35–23.68) 0.458
Partial pressure of oxygen (mmHg) 85.35 (74.45–94.43) 88.2 (79.55–94.5) 0.397
Pro-BNP (ng/ml) 1452.5 (753.9–2435.75) 1181 (572.3–2086.25) 0.140
LV ejection fraction (%) 58.52 ± 8.40 59.71 ± 5.43 0.510
Pulmonary systolic blood pressure (mmHg) 36.57 ± 9.17 42.23 ± 11.08 0.017
LV end-diastolic dimension (mm) 51 (46.25–54) 51 (46–55.25) 0.747
RV diameter (mm) 25.66 ± 67.06 17 ± 4.28 0.514
RV outflow tract diameter (mm) 25.96 ± 4.65 25.77 ± 2.85 0.844
TR area (cm2) 2.55 (1.5–4.5) 6.2 (5.38–8.68) 0.000
AF duration time (y) 2 (0.2–5) 0.5 (0.1–2) 0.176
Preoperative heart rate 84 (70–102) 94 (75–111) 0.250
Euroscore II (%) 1.09 ± 0.38 1.09 ± 0.46 0.159