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TableĀ 1 Parameter variations in the CPR machine test

From: Estimation of the variations in mechanical impedance between the actuator and the chest, and the power delivered to the chest during cardiopulmonary resuscitation using machine-embedded sensors

Test pattern CPR machine test
P1 P2 P3
Depth of chest compression (cm) 5 3/4/5 5
Rate of chest compression (cpm) 100 100 80/90/100/110
Elastic modulus of spring (Kgf/m) 680/890/942 680 680