Table 2.
Statistical dependence of physiological measures on changes in chest compression waveform or depth
| Measurement | Model 1: WF analysis | Model 2: Depth analysis | Model 3: WF + Depth analysis | |
|---|---|---|---|---|
| WF | Depth | WF | Depth | |
| AOP | WF 2 > WF 1, WF 3 | ns | WF 2 > WF 1, W F3 | ns |
| RAP | WF2 > WF 1 | 1.25″ > 1.9″ | ns | 1.25″ > 1.9″ |
| CPP | WF 2 > WF 3; WF 2 > WF 1 | 1.9″ > 1.25″ | WF 2 > WF1, WF 3 | 1.9″ > 1.25″ |
| EtCO2 | WF 1 > WF 2 | 1.9″ > 1.25″ | ns | 1.9″ > 1.25″ |
| AOR flow | WF 3 < WF 1,WF 2 | ns | WF 3 < WF 1, WF 2 | ns |
| IVC flow | ns | 1.9″ > 1.25″ | ns | 1.9″ > 1.25″ |
| CAR flow | WF 3 < WF 1, WF 2 | 1.9″ > 1.25″ | WF 3 < WF 1, WF 2 | 1.9″ > 1.25″ |
| JUG flow | WF 3 < WF 1, WF 2 | ns | WF 3 < WF 1, WF 2 | ns |
| RENA flow | WF 1 > WF 3 | ns | WF 1 > WF 3 | ns |
| RENV flow | WF 1 > WF 3; WF1 > WF 2 | 1.9″ > 1.25″ | WF 1 > WF 3 | 1.9″ > 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