Variable |
Overall study population
(n=2,791) |
(+) POAF
(n = 901) |
(-) POAF
(n = 1,890) |
P value |
Intensive care unit
length of stay (days) |
2.6 ± 4.9 |
3 ± 4.3 |
2.4 ± 5.2 |
<0.0001 |
Peak postop creatinine
(μmol/L) |
118.3 ± 77.2 |
120.4 ± 70.1 |
117.4 ± 80.5 |
0.041 |
Hospital length of stay
(days) |
8.1 ± 10.3 |
8.8 ± 11.3 |
7.8 ± 9.7 |
<0.0001 |
Pulmonary artery systolic pressure (PASP) |
31.3 ± 6.3 |
31.7 ± 7.2 |
31 ± 5.8 |
0.07 |
Left ventricular end-
diastolic pressure
(LVEDP) |
9.9 ± 10.5 |
10 ± 10.9 |
10 ± 10.3 |
0.84 |
Length of mechanical
ventilation (hours) |
20.6 ± 53.8 |
27 ± 72 |
17.6 ± 42.1 |
<0.0001 |
Postoperative IABP (%) |
41 (1.5%) |
19 (2.1%) |
22 (1.2%) |
0.0954 |
Blood transfusion (%) |
1830 (65.6%) |
672 (74.6%) |
1158 (61.3%) |
<0.0001 |