What is a critical factor in delivering high-quality CPR?

Performing compressions at the correct depth and rate is a critical factor in delivering high-quality CPR because effective chest compressions are the primary means of maintaining blood flow to vital organs during cardiac arrest. The American Heart Association recommends that compressions should be delivered at a rate of 100 to 120 compressions per minute and at a depth of at least 2 inches for adult victims. This allows for sufficient blood flow to be generated, which is crucial for increasing the chances of survival and a positive neurological outcome for the patient.

Key elements of high-quality CPR also include allowing full chest recoil after each compression, minimizing interruptions, and ensuring the rescuer is adequately trained in the technique. While conversation with team members and the timing of rescue breaths are important for overall team efficiency and coordination, these do not directly impact the quality of chest compressions, which remain the most critical aspect of the resuscitation process.