Table 1.
Summary of outcomes from analyses of the All-Japan out-of-hospital cardiac arrest registry
| Author | Hagihara | Nakahara | Nakahara |
|---|---|---|---|
| Period | 2005–2008 | 2007–2010 | 2007–2010 |
| Subset | NA | Shockable | Non-shockable |
| Total number of cases | 417,188 | 14,943 | 81,136 |
| ROSC | |||
| ROSC with adrenaline (unadjusted) | 18.5% | 21.6% | 18.5% |
| ROSC without adrenaline (unadjusted) | 5.7% | 28.1% | 5.7% |
| Adjusted OR (95% CI) | 3.75 (3.59–3.91)a | NA | NA |
| One-month survival | |||
| One-month survival with adrenaline (unadjusted) | 5.4% | 16.5% | 3.9% |
| One-month survival without adrenaline (unadjusted) | 4.7% | 28.8% | 4.2% |
| Adjusted OR (95% CI) | 0.54 (0.43–0.68)a | 1.34 (1.12–1.60)b | 1.72 (1.45–2.04)b |
| CPC 1–2 | |||
| CPC 1–2 with adrenaline (unadjusted) | 1.4% | 6.9% | 0.6% |
| CPC 1–2 without adrenaline (unadjusted) | 2.2% | 19.8% | 1.5% |
| Adjusted OR (95% CI) | 0.21 (0.10–0.44)a | 1.01 (0.78–1.30)b | 1.57 (1.04–2.37)b |
aData adjusted for propensity and all covariates
bTime-dependent propensity score-matched data