Table 3:
Hemodynamics and Arterial Blood Gas Analysis during Chest Compressions
| Groups | 3:1 C:V (n=11) | CCCaV (n=11) | P value |
|---|---|---|---|
| CC rate | 88 (7) | 122 (6) | <0.01 |
| Systolic BP (mm Hg) | 31 (11) | 28 (9) | 0.48 |
| Diastolic BP (mm Hg) | 8.1 (3.7) | 9.0 (2.6) | 0.45 |
| Mean BP (mm Hg) | 15 (3.8) | 16 (2.4) | 0.81 |
| Left Qca (ml/kg/min) | 4.2 (2.6) | 7.5 (3.1) | <0.01 |
| CaO2 (ml O2/dL) | 3.0 (1.4) | 5.3 (2.1) | 0.03 |
| C-DO2 (mL O2/kg/min) | 0.13 (0.07) | 0.40 (0.15) | <0.01 |
| ABG | |||
| pH | 6.9 (0.4) | 6.8 (0.1) | 0.73 |
| PaCO2 (mm Hg) | 119 (14) | 112 (20) | 0.38 |
| PaO2 (mm Hg) | 15 (3.5) | 22 (5.3) | <0.01 |
| SaO2(%) | 19 (7.5) | 33 (11) | <0.01 |
| Hemoglobin (g/dL) | 12.6 (1.0) | 11.7 (1.4) | 0.20 |
| Lactate (mmol/L) | 9.5 (1.3) | 11.6 (4.7) | 0.27 |
Values are mean (SD. ABG: arterial blood gas; BP: blood pressure; CC: chest compressions; CaO2: content of arterial oxygen; C-DO2: cerebral oxygen delivery; PaCO2/O2: partial tension of carbon dioxide/oxygen; Qca: carotid blood flow; SaO2: saturation arterial oxygen