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Table 5 Comparison of intraoperative and postoperative 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

Characteristic Without SB (n = 56) With SB (n = 26) P value
Intraoperative index
Operation time (min) 255 (199–309) 240 (198–260) 0.070
Aortic cross-clamp time (min) 80 ± 26 77 ± 27 0.625
CPB (min) 112 (92–138) 110 (92–148) 0.865
Postoperative index
Ventilator assistance time (d) 1.2 ± 0.7 0.9 ± 0.5 0.037
Detention time in ICU (d) 2 (2–4) 2 (2–2) 0.121
Length of stay (d) 19.5 (15–23) 22 (17.8–28) 0.047
Cerebral apoplexy 0 (0) 1 (4) 0.420
Secondary tracheal intubation 1 (2) 0 (0) 0.493
Infector (%) 3 (5) 1 (4) 0.768
Amiodarone (g) 5.85 (4.6–7.58) 4.75 (2–6.28) 0.016
Hospital deaths (%) 0 (0) 2 (8) 0.768
Concomitant surgery
Concomitant TV surgery (%) 42 (72) 22 (85) 0.328
Concomitant AV surgery (%) 11 (20) 4 (15) 0.643
Concomitant LA volume reduction (%) 22 (39) 8 (31) 0.456