Analysis of Freeway Secondary Crashes in Different Traffic Flow States by Three-Phase Traffic Theory

Table 3

The estimation results of Bayesian conditional logit models.

Traffic flow states	Mean	MC error	2.50%	97.50%	Odds ratio
S	2.258	0.016	1.368	3.190	9.561
J	1.258	0.025	−0.115	2.634	3.519
F⟶S	1.249	0.018	0.445	2.066	3.488
S⟶F	1.512	0.019	0.627	2.434	4.535
S⟶J	2.191	0.018	1.082	3.327	8.943
J⟶S	1.585	0.025	0.430	2.769	4.881
F^a

^aFree flow (F) is the reference level.