The four - year time frame coincided with a North Carolina campaign to encourage bystanders to perform
chest -
compression CPR — no need for mouth - to - mouth resuscitation — and to use an
automated external defibrillator while awaiting an ambulance.
During those years, North Carolina had a campaign to encourage bystanders to perform
chest compressions without having to do mouth - to - mouth resuscitation or use
automated external defibrillators while waiting for an ambulance.