From: Evaluation of manual chest compressions according to the updated cardiopulmonary resuscitation guidelines and the impact of feedback devices in an educational resuscitation course
Optimal Chest Compression Rate (86–128 cpm)
Optimal Chest Compression Depth
(3.8–5.6 cm)
n
88
p-value
Pre, n (%)
87 (98.9)
53 (60.2)
Post, n (%)
88 (100)
66 (75.0)
0.019