Table 1.
Baboon valve recipients: Survivors versus expired (means and standard deviations).
| Parameter | Survivors (n = 16) | Expired (n = 4) | t test p |
|---|---|---|---|
| Weight (kg) | 28.0 ± 5.0 | 24.5 ± 8.3 | .43 |
| Height (cm) | 72 ± 5 | 77 ± 12 | .25 |
| BSA* m2 | .77 ± .08 | .76 ± .12 | .74 |
| Calculated flow (mL/min) | 2000 ± 236 | 1865 ± 332 | .36 |
| CPB time (min) | 47 ± 8 | 112 ± 74 | .0015 |
| Post-CPB temp (°C) | 37 ± 0 | 37 ± 1 | .44 |
| Crystalloid added (mL/kg) | 10 ± 11 | 37 ± 30 | .0099 |
| U/O (mL/kg/h) | 15 ± 17 | 3 ± 3 | .1760 |
| Pre-CPB Hct (%) | 41 ± 4 | 40 ± 3 | .60 |
| On-CPB Hct (%) | 30 ± 4 | 27 ± 5 | .30 |
| Post-CPB Hct (%) | 31 ± 4 | 24 ± 4 | .0172 |
| Post-CPB ABG | |||
| pH | 7.48 ± .08 | 7.42 ± .01 | .25 |
| pCO2 (mmHg) | 41 ± 6 | 40 ± 11 | .86 |
| pO2 (mmHg) | 364 ± 147 | 481 ± 4 | .31 |
| Base balance | 7 ± 4 | 1 ± 7 | .10 |
| Post-CPB electrolytes | |||
| Potassium (mEq/L) | 3.6 ± .2 | 3.7 ± 1.1 | .60 |
| Ionized calcium (mmol/L) | 1.18 ± .11 | 1.01 ± .01 | .0567 |
Significant observations between surviving and expiring animals included the CPB time, crystalloid added, urine output, post-CPB hematocrit, base balance, and ionized calcium.