Research on Neck Response of Elderly Drivers in Rear Collision

Table 5

Neck injury value of elderly occupants.

Index	CHARM-70	Damage threshold
NIC (m^2/s^2)	8.7	15
Upper neck Fx ()	45.8	340~730
Upper neck Fz ()	161.5	475~1130
Lower neck Fx ()	58.9	340~730
Lower neck Fz ()	627.8	257~1480

Note: : shear force; : tensile force.