From: Traumatic cardiac arrest in Sweden 1990-2016 - a population-based national cohort study
OHCA variable | Crude OR (95% CI) | Adjusted OR (95% CI) a |
---|---|---|
Bystander witnessed | ||
No | 1.00 (Reference) | 1.00 (Reference) |
Yes | 3.16. (1.39–7.17) | 2.67 (1.15–6.22) |
CPR before EMS arrival | ||
No | 1.00 (Reference) | 1.00 (Reference) |
Yes | 2.45 (1.13–5.27) | 2.11 (0.92–4.84) |
Initial rhythm | ||
Non-shockable | 1.00 (Reference) | 1.00 (Reference) |
Shockable | 9.79 (4.93–19.44) | 8.94 (4.27–18.67) |
Adrenaline | ||
No | 1.00 (Reference) | 1.00 (Reference) |
Yes | 0.48 (0.23–0.99) | 0.35 (0.17–0.73) |