Table 2. Factors that predict fatal work-related vs. non-work-related motor vehicle collisions among drivers in West Virginia, 2000–2017.

Factor	Odds Ratio	95% Confidence Interval
Sex
Male	2.25	0.92, 5.52
Female	1.00	Referent
Alcohol positive
Yes	0.15	0.04, 0.49
No	1.00	Referent
Drug positive
Yes	0.56	0.25, 1.19
No	1.00	Referent
Commercial drivers’ license
Yes	2.56	1.16, 5.65
No	1.00	Referent
Vehicle type
Passenger car	0.001	0.001, 0.003
Light truck/van	0.005	0.001, 0.02
Large truck	1.00	Referent
Other	0.003	0.001, 0.02
Single-vehicle collision
Yes	0.61	0.32, 1.16
No	1.00	Referent
Inclement weather
Yes	2.51	1.30, 4.83
No	1.00	Referent
Vehicle age > 10 years
Yes	0.35	0.16, 0.77
No	1.00	Referent