P-values and r2 values of the linear regression with crash parameters.

Table 3: P-values and r² values of the linear regression with crash parameters. Near-Side and Far-Side crashes were not evaluated due to the small number of cases.*Statistically significant.

Injury Variable	Crash Type	Occupant Variable	Relationship	p-value	r²
Log (IVH Volume)	All Crash Types	ΔV	(+)	0.0146*	0.2297
Log (IVH Volume)	All Crash Types	Cmax	(+)	0.2231	0.0588
Log (IVH Volume)	Frontal	ΔV	(+)	0.2673	0.1014
Log (IVH Volume)	Frontal	Cmax	(+)	0.2019	0.1220