Application of the Bayesian Model Averaging in Analyzing Freeway Traffic Incident Clearance Time for Emergency Management

Table 3

The estimated parameters for the Cox PH model^a.

Variable	Cox PH model
	Coef^b	SE	z-statistic	value
Response time	−0.098	0.004	−25.840	<2e − 16
Traffic control	−0.531	0.056	−9.540	<2e − 16
Disabled vehicle	−0.268	0.115	−2.340	0.019
Debris	0.465	0.132	3.520	0.000
Abandoned vehicle	0.272	0.128	2.130	0.034
Collision	−0.636	0.125	−5.070	0.000
Single lane blocked	−0.291	0.060	−4.890	0.000
Multiple lane blocked	−0.736	0.103	−7.120	0.000
Total closure	−1.631	0.357	−4.570	0.000
Injury involved	−0.450	0.123	−3.670	0.000
Fire involved	−1.118	0.342	−3.270	0.001
Work zone involved	−0.459	0.184	−2.490	0.013
Night	0.447	0.123	3.640	0.000
Summer	0.171	0.048	3.540	0.000

^aLikelihood ratio test (LR): 1767, and . ^bCoef means Coefficient.