Variable
Overall study
population
(n=2,791)
(+) POAF
(n = 901)
(-) POAF
(n = 1,890)
P value
Age (yrs)
Mean ±SD
68 ± 9.1
70.5 ± 7.8
66.8 ± 9.5
<0.0001
Euroscore
6.9 ± 3.2
7.6 ± 3.2
6.6 ± 3.1
<0.0001
Gender - male
2169
(77.7%)
669
(74.2%)
1500
(79.4%)
0.002
Gender - Female
622 (22.3%)
232 (25.7%)
390 (20.6%)
0.003
Ejection
Fraction (%)
54.1 ± 12.5
53.5 ± 12.7
54.3 ± 12.5
0.13
Diabetes Mellitus
(%)
800 (28.7%)
259 (28.7%)
541 (28.6%)
0.99
Hypertension (%)
2,223 (79.6%)
737 (81.8%)
1486 (78.6%)
0.055
Preoperative
creatinine
(μmol/L)
108.7 ±70.8
(1.2 ± 0.8 mg/dl)
111.2 ± 71.6
(1.3 ± 0.8 mg/dl)
107.6 ± 70.4
(1.2 ± 0.8 mg/dl)
0.0324
CHF (%)
124 (4.44%)
51 (5.7%)
73 (3.9%)
0.04
Cerebrovascular
Accident (CVA) (%)
186 (6.7%)
68 (7.5%)
118 (6.2%)
0.23
Pre-operative
IABP (%)
204 (7.3%)
82 (9.1%)
122 (6.5%)
0.017
Previous MI (%)
1228 (44%)
402 (44.6%)
826 (43.7%)
0.68
Re-do CABG (%)
90 (32%)
27 (3%)
63 (3.3%)
0.76
Table 3:
Preoperative risk factors based on the presence or absence of POAF
.
