Table 3.
Statistical dependence results from multivariate analysis that include possible interactions between chest compression release time and chest compression depth
| Measurement | Model 4: WF + Depth + WF*Depth analysis | ||
|---|---|---|---|
| WF | Depth | WF*depth | |
| AOP | WF 2 > WF 1, WF 3 | 1.9″ > 1.25″ | WF 2 > WF 1, WF 3 at 1.9″ |
| RAP | WF 2 > WF 1 | 1.25″ > 1.9″ | WF 1 < WF 2, WF 3 at 1.9″ |
| CPP | WF 2 > WF 1, WF 3; WF 1 > WF 3 | 1.9″ > 1.25″ | ns |
| EtCO2 | WF 1 > WF 2, WF 3 | 1.9″ > 1.25″ | WF 1 > WF 2, WF 3 at 1.9″ |
| AOR flow | ns | ns | WF 3 < WF 2 at 1.25″ |
| IVC flow | WF 3 < WF 1 | 1.9″ > 1.25″ | WF 1 > WF 2, WF 3 at 1.9″; WF 2 > WF 1 at 1.25″ |
| CAR flow | WF 3 < WF1, WF 2 | 1.9″ > 1.25″ | WF 3 < WF 1,WF 2 at 1.9″; WF 3 < WF 1 at 1.25″ |
| JUG flow | WF 3 < WF 1, WF 2 | ns | WF 3 < WF 1, WF 2 at 1.9″ |
| RENA flow | WF 1 > WF 3 | ns | WF 3 < WF 1, WF 2 at 1.9″ |
| RENV flow | WF 1 > WF 2, WF 3 | 1.9″ > 1.25″ | WF 1 > WF 2 at 1.9″; WF 3 < WF 1, WF 2 at 1.25″ |
Italics text represents statistical significant (p < 0.05), normal text represents a statistical trend (p < 0.1), and non-significant differences are represented by ns