Table 4.
Cardiopulmonary bypass prime laboratory values.
| <5 kg FWB prime (n = 28) | <5 kg PRBC prime (n = 20) | p | |
|---|---|---|---|
| Weight (kg) | 3.84 ± 0.62 | 3.48 ± 0.61 | 0.047 |
| Redo sternotomy (%) | 11% | 5% | NS |
| Cyanotic lesion (%) | 46% | 65% | NS |
| Single ventricle (%) | 14% | 15% | NS |
| Average plyte prime (mL) | 91 ± 67 | 74 ± 81 | NS |
| CPB time (min) | 181.4 ± 77.1 | 142.4 ± 53.4 | NS |
| Ao Cx time (min) | 96.6 ± 51.1 | 85.1 ± 41.8 | NS |
| DHCA (%) | 14% | 75 | NS |
| CP (% receiving) | 89% | 64% | NS |
| Average CP volume (mL) | 416 ± 226 | 317 ± 169 | NS |
| Lowest temp CPB (°C) | 23.6 ± 3.6 | 24.4 ± 4.8 | NS |
| Temp 30″ post CPB (°C) | 36.4 ± 0.9 | 35.6 ± 0.7 | 0.0024 |
PRBC, packed red blood cells; pCO2, partial pressure carbon dioxide; pO2, partial pressure oxygen; BE, base excess; Na+, sodium; K+, potassium; iCa+, ionized calcium; NS, not significant.