Table II. Comparison of initial circuit parameters.
A blood gas was performed by the clinical laboratories of Duke University Medical Center for each circuit configuration after five minutes of circulation. Median values (25th, 75th percentile) are displayed. N=4.
| ADULT | PEDIATRIC | p-value | |
|---|---|---|---|
| PH | 7.41 (7.37,7.43) | 7.41 (7.38,7.43) | 1.00 |
| pCO2 | 39 (36,45) | 37 (35,40) | 0.56 |
| pO2 | 201 (200,206) | 205 (197,210) | 0.56 |
| Bicarbonate | 25 (24,26) | 23.5 (21.5,25.5) | 0.37 |
| Potassium | 7.5 (7.3,7.6) | 7.6 (6.7,8.4) | 0.77 |
| Glucose | 392 (376,446) | 450 (322,522) | 0.77 |
| Lactic Acid | 16.3 (12.5,18) | 9 (7.5,14.2) | 0.25 |
| Hematocrit | 36 (32.5,38) | 31 (29.5,34) | 0.19 |
| Hemoglobin | 11.7 (10.7,12.6) | 9.7 (9.5,10.9) | 0.08 |
| Oxygen Saturation | 100 (99,100) | 100 (99,100) | 0.62 |
| ADULT | ADULT/HF | p-value | |
| PH | 7.41 (7.37,7.43) | 7.39 (7.28,7.42) | 0.55 |
| pCO2 | 39 (36,45) | 38 (30,52) | 0.88 |
| pO2 | 201 (200,206) | 195 (170,208) | 0.66 |
| Bicarbonate | 25 (24,26) | 23.5 (15,33.5) | 0.77 |
| Potassium | 7.5 (7.3,7.6) | 7.4 (7,8) | 0.77 |
| Glucose | 392 (376,446) | 294 (275,328) | 0.02 |
| Lactic Acid | 16.3 (12.5,18) | 9.8 (7.4,10.9) | 0.06 |
| Hematocrit | 36 (32.5,38) | 31 (29.5,31) | 0.14 |
| Hemoglobin | 11.7 (10.7,12.6) | 9.9 (9.4,10.2) | 0.08 |
| Oxygen Saturation | 100 (99,100) | 98 (97,98) | 0.04 |