amazing work from @lim_shirlynn et al!
survival in #ohca ⬆️ w:
- arrest in public locations (adjusted or 1.81)
- witnessed arrest (aor 2.14)
- bystander cpr (aor 1.72)
- initial shockable rhythm (aor 9.82)
- bystander  (aor 2.04)

 https://t.co/aauyqlgfu2…

@heartsg