Table 1.
Patient’s characteristics
| INVOS n = 13 | Root O3 n = 14 | P | |
|---|---|---|---|
| Age, (mean ± CI)* | 65.2 (54-76.4) | 70.2 (56.7–83.7) | 0.58 |
| Male, n (%)* | 7 (58.3) | 9 (81.8) | 0.37 |
| Bystander CPR n (%) | 10 (76.9) | 12 (85.7) | 0.65 |
| No flow time, min (mean ± CI) | 1.1 (0.7–1.5) | 2.0 (0.5–3.5) | 0.32 |
| Shockable rhythm, n (%) | 4 (30.8) | 7 (50) | 0.44 |
| Time to ambulance, min (mean ± CI) | 10.5 (8.1–12.9) | 11.0 (8.7–13.3) | 0.79 |
| Time to hospital, min (mean ± CI) | 46.9 (39.8–54) | 48.5 (41.5–55.5) | 0.76 |
| Adrenalin, mg (mean ± CI) | 4.1 (2.7–5.5) | 4.9 (3.4–6.4) | 0.46 |
| Dilatated pupils, n (%) | 7 (53.8) | 11 (84.6) | 0.20 |
| rSO2, % (mean ± CI)** | 40 (27.2–52.8) | 45 (41.3–48.7) | 0.42 |
| ETCO2, kPa (mean ± CI)*** | 4.9 (3.7–6.1) | 3.0 (2.6–3.4) | 0.01 |
| ROSC, n (%) | 7 (58.3) | 7 (50.0) | 1.00 |
| 30 days survival, n (%)**** | 1 (8) | 1 (7) | 1.00 |
*Number of patients in INVOS group were 12 and in ROOT O3 group 11. **Number of patients in INVOS group 11, ROOT O3 group 13. *** Number of patients in INVOS group 11, in ROOT O3 group 10 patients. ****Number of patients in INVOS group 12, in ROOT O3 group 12