Table 3.
Postoperative complications and additionally assessed variables
| |
Age ≤70 years |
Age >70 years |
p |
||||
|---|---|---|---|---|---|---|---|
| Variables | No. | Mean | % | No. | Mean | % | |
| Inotropic drug support required |
81 |
|
38.9 |
44 |
|
43.4 |
0.446 |
| MI |
4 |
|
1.9 |
1 |
|
1.0 |
0.543 |
| CVA |
10 |
|
0.5 |
7 |
|
6.9 |
0.001 |
| Supraventricular arrhythmia |
88 |
|
42.1 |
51 |
|
50.5 |
0.164 |
| Ventricular arrhythmia |
7 |
|
3.3 |
2 |
|
2.0 |
0.502 |
| Renal failure |
7 |
|
3.3 |
10 |
|
9.9 |
0.018 |
| Infection |
21 |
|
10.0 |
22 |
|
21.8 |
0.005 |
| Reexploration for bleeding |
7 |
|
3.3 |
3 |
|
3.0 |
0.862 |
| Cognitive impairment |
17 |
|
8.1 |
19 |
|
18.8 |
0.006 |
| Ventilation problems |
10 |
|
4.8 |
8 |
|
7.9 |
0.269 |
| Sternal wound infection |
8 |
|
3.8 |
4 |
|
4.0 |
1.000 |
| Packed red blood cells (units) |
|
2.1 |
|
|
3.1 |
|
0.012 |
| Platelets (units) |
|
0.3 |
|
|
0.2 |
|
0.731 |
| Fresh frozen plasma (units) |
|
1.6 |
|
|
2.4 |
|
0.090 |
| Median ICU stay time (days) |
2 (1 – 27) |
|
|
2 (1 – 32) |
|
|
0.095 |
| Median hospital stay time (days) | 7 (4 – 41) | 8 (4 – 44) | 0.661 | ||||
MI – myocardial infarction, CVA – cerebrovascular accident, Supraventricular arrhythmia – atrial fibrillation or atrial flutter, Ventricular arrhythmia – ventricular tachycardia or fibrillation, Renal failure – increase of serum creatinine > 80 mmol/l with or without need for temporary dialysis, Infection – infection of respiratory or urinary system, Cognitive impairment – psychomotor agitation with the necessity of therapeutic intervention, Ventilation problems – symptoms of partial and/or global respiratory failure with or without need for reintubation, ICU – intensive care unit.