Table 2.
Primary and secondary outcomes
| Outcome | LUCAS 3 | Corpuls CPR | Schiller EasyPulse | Δ LUCAS 3 vs Corpuls CPR (mean, 95% CI) | Δ LUCAS 3 vs Schiller EasyPulse (mean, 95% CI) | Δ Corpuls CPR vs Schiller EasyPulse (mean, 95% CI) |
|---|---|---|---|---|---|---|
| Performed work, mm (mean, SD) | 65,877 (6163) | 66,062 (2832) | 40,177 (4396) | 185 (−3346 – 3716) | 25,700 (21,118 – 30,282) | 25,885 (23,590 – 28,181) |
| Hands-off-fraction, % (SD) | 3.7 (1.3) | 2.9 (1.1) | 2.9 (0.7) | −0.8 (−1.6–0.05) | 0.8 (0.2–1.5) | 0.1 (− 0.6–0.7) |
| Deep enough compressions, % (mean, SD) | 98 (3) | 94 (7) | 7 (4) | −3 (− 6 – − 0.3) | 90 (89–92) | 87 (84–91) |
| Average compression depth, mm (mean, SD) | 57 (2) | 52 (1) | 34 (4) | −5 (−6 – −4) | 23 (21–25) | 18 (17–20) |
| Average compression rate, bpm (mean, SD) | 104 (2) | 111 (1) | 102 (2) | −7 (−6 – − 7) | 1 (1–2) | 8 (8–9) |
| Dislocation compression point, mm (mean, SD) | 4 (2) | 5 (3) | 8 (6) | 0.1 (−0.1–0.2) | −0.3 (− 0.7 – − 0.01) | −0.3 (− 0.6–0.1) |
CI: confidence interval, SD: standard deviation