Postoperative Tachyarrhythmias: On-Pump versus Off-Pump Coronary Artery Bypass Grafting
Table 3
Comparative data between patients who developed and patients who did not develop postoperative tachyarrhythmias among on-pump CABG group.
Item
Patients with no tachyarrhythmias ()
Patients with tachyarrhythmias ()
value*
Age (years)
>0.05
Number of grafts
>0.05
Cross-clamping time (min.)
>0.05
Diabetes mellitus
21 (77.8)
2 (66.7)
>0.05
Hypertension
23 (85.2)
2 (66.7)
>0.05
Smoking
10 (37)
3 (100)
>0.05
Dyslipidemia
19 (70.4)
2 (66.7)
>0.05
Family history of CAD
6 (22.2)
2 (66.7)
>0.05
Pre-CABG
LA AP diameter (mm)
>0.05
LVEDD (mm)
>0.05
LVESD (mm)
>0.05
LV EF (%)
>0.05
Post-CABG
LA AP diameter (mm)
>0.05
LVEDD (mm)
>0.05
LVESD (mm)
>0.05
LV EF (%)
>0.05
Tamponade
6 (22.2)
1 (33.3)
>0.05
Chest infection
13 (48)
2 (66.7)
>0.05
Prolonged intubation
4 (14.8)
0
>0.05
Cerebrovascular stroke
3 (11.1)
0
>0.05
High drain bleeding
7 (26)
0
>0.05
Sepsis
9 (33.3)
1 (33.3)
>0.05
Data are presented as mean ± SD and number (percentage).
*Chi-square test and Student’s -test. CAD: coronary artery disease; LA AP diameter: left atrium anteroposterior diameter; LVEDD: left ventricular end diastolic dimension; LVESD: left ventricular end systolic dimension;
LV EF: left ventricle ejection fraction (Simpson’s).
