Table 4.
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Zero truncated Poisson regression and ordered logit regression results.

TypeVariableCoef.Std. Err.z valuePr(>|z|)
Conflict risk outcome variable 1 (frequency modeiing)Intercept−1.2570.064−19.49<0.001
Volume0.519***0.0529.97<0.001
Cv_speed0.445***0.03313.28<0.001
Prop_truck−0.193*0.079−2.430.015
Diff_AvgS−0.486***0.074−6.56<0.001
Diff_StdS0.203**0.0663.070.002
Diff_CvS−0.174***0.045−3.85<0.001
Conflict risk outcome variable 2 (severity modeling)Avg_speed−0.285***0.059−4.85<0.001
Std_speed0.155*0.0642.410.016
Diff_StdS−0.267**0.076−3.440.001
Diff_CvS0.278**0.0833.340.001
Lanetype_120.364*0.1602.280.023
Threshold10.4940.147
Threshold22.7190.165
TypeVariableCoef.Std. Err.z valuePr(>|z|)
Conflict risk outcome variable 1 (frequency modeiing)Intercept−1.2570.064−19.49<0.001
Volume0.519***0.0529.97<0.001
Cv_speed0.445***0.03313.28<0.001
Prop_truck−0.193*0.079−2.430.015
Diff_AvgS−0.486***0.074−6.56<0.001
Diff_StdS0.203**0.0663.070.002
Diff_CvS−0.174***0.045−3.85<0.001
Conflict risk outcome variable 2 (severity modeling)Avg_speed−0.285***0.059−4.85<0.001
Std_speed0.155*0.0642.410.016
Diff_StdS−0.267**0.076−3.440.001
Diff_CvS0.278**0.0833.340.001
Lanetype_120.364*0.1602.280.023
Threshold10.4940.147
Threshold22.7190.165

Note:*, **, *** refer to p-value <0.05, <0.01,  <0.001 significance level respectively.

Table 4.
Open in new tab

Zero truncated Poisson regression and ordered logit regression results.

TypeVariableCoef.Std. Err.z valuePr(>|z|)
Conflict risk outcome variable 1 (frequency modeiing)Intercept−1.2570.064−19.49<0.001
Volume0.519***0.0529.97<0.001
Cv_speed0.445***0.03313.28<0.001
Prop_truck−0.193*0.079−2.430.015
Diff_AvgS−0.486***0.074−6.56<0.001
Diff_StdS0.203**0.0663.070.002
Diff_CvS−0.174***0.045−3.85<0.001
Conflict risk outcome variable 2 (severity modeling)Avg_speed−0.285***0.059−4.85<0.001
Std_speed0.155*0.0642.410.016
Diff_StdS−0.267**0.076−3.440.001
Diff_CvS0.278**0.0833.340.001
Lanetype_120.364*0.1602.280.023
Threshold10.4940.147
Threshold22.7190.165
TypeVariableCoef.Std. Err.z valuePr(>|z|)
Conflict risk outcome variable 1 (frequency modeiing)Intercept−1.2570.064−19.49<0.001
Volume0.519***0.0529.97<0.001
Cv_speed0.445***0.03313.28<0.001
Prop_truck−0.193*0.079−2.430.015
Diff_AvgS−0.486***0.074−6.56<0.001
Diff_StdS0.203**0.0663.070.002
Diff_CvS−0.174***0.045−3.85<0.001
Conflict risk outcome variable 2 (severity modeling)Avg_speed−0.285***0.059−4.85<0.001
Std_speed0.155*0.0642.410.016
Diff_StdS−0.267**0.076−3.440.001
Diff_CvS0.278**0.0833.340.001
Lanetype_120.364*0.1602.280.023
Threshold10.4940.147
Threshold22.7190.165

Note:*, **, *** refer to p-value <0.05, <0.01,  <0.001 significance level respectively.

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