Table 3.
Perioperative and postoperative variables
| Variable | Crystalloid cardioplegia [no = 50] | Blood cardioplegia [no = 50] | p value |
|---|---|---|---|
| CPB time (min) |
87 ± 14 |
94 ± 11 |
0.301 |
| Cross-clamp time |
61 ± 15 |
58 ± 23 |
0.433 |
| Distal anastomosis (range 1–4) |
3.4 ± 0.9 |
3.1 ± 0.4 |
0.244 |
| Low cardiac output |
11 |
5 |
0.044 |
| IABP |
5 |
1 |
0.031 |
| Positive inotropic drug requirement |
17 |
8 |
0.032 |
| Renal failure need dialysis |
1 |
- |
1 |
| Revision |
|
|
|
| Tamponade |
1 |
1 |
- |
| Bleeding |
3 |
1 |
0.677 |
| Ventilation >48 |
2 |
1 |
1.00 |
| Sternal dehissence |
3 |
- |
0.242 |
| TIA |
1 |
1 |
- |
| Stroke |
1 |
- |
- |
| Sternal wound infection |
2 |
1 |
- |
| Mediastinitis |
1 |
- |
- |
| Internal thoracic artery |
|
|
|
| -None |
2 |
3 |
1.00 |
| -Single |
45 |
47 |
0.751 |
| -Double |
3 |
- |
|
| Radial artery |
17 |
19 |
0.835 |
| Saphenous vein |
50 |
50 |
1.00 |
| Average intraoperative Htc (%) |
18.4 ± 2.3 |
24.2 ± 3.4 |
<0.001 |
| Nadir intraoperative Htc (%) |
15 |
20 |
<0.001 |
| Average intraoperative Hb (gr/dL) |
5.5 ± 1.2 |
6.7 ± 1.3 |
0.001 |
| Average intraoperative transfusion of Packed RBC |
2.3 ± 0.41 |
0.7 ± 0.6 |
0.001 |
| Average transfusion of packed RBC |
2.7 ± 0.8 |
0.9 ± 0.4 |
<0.001 |
| Average FFP transfusion |
2.1 ± 0.2 |
1.2 ± 0.8 |
0.001 |
| Average platelet transfusion |
1.2 ± 0.3 |
- |
|
| Mortality |
2 |
- |
0.494 |
| ICU stay (days) |
2.7 ± 1.2 |
1.1 ± 0.45 |
0.001 |
| Hospital stay (days) |
8.6 ± 2.1 |
6.4 ± 1.1 |
<0.001 |
| SVT | 29 | 21 | 0.008 |
Abbrevations: CPB cardiopulmonary bypass, IABP intra-aortic balloon pump, TIA transient ischemic attack, Htc Hematochrit, Hb Hemoglobine, RBC Red blood cell, FFP fresh frozen packed, ICU intensive care unit, SVT supraventricular tachycardia.