Elements included in high-quality CPR
Compressing at a rate of at least 100/min. A change from about 100/min. No upper limit on rate is set by ILCOR or the AHA but the ERC set an upper limit of 120/min
A compression depth of at least 5 cm (2 inches) in adults (was 4 to 5 cm), and for infants and children at least one third of the anterior-posterior diameter of the chest or approximately 4 cm (1,5 inches) in an infant and 5 cm in a child.
Allowing for complete chest recoil after each compression
Minimizing all interruptions to chest compressions
Avoiding excessive ventilation