Table 3 Multivariable adjusted odds ratios with (95 % CI) of driving error/driving violations by drug and drug categories compared to drivers with no drug and alcohol detected^a

1.32 (1.12, 1.46)

1.50 (1.35, 1.66)

1.84 (1.65, 2.05)

1.38 (1.27, 1.49)

2.15 (2.06, 2.24)

2.13 (1.98, 2.28)

1.84 (1.78, 1.91)

1.38 (1.21, 1.58)

1.79 (1.58, 2.0)

1.52 (1.32, 1.75)

1.55 (1.41, 1.72)

2.29 (2.17, 2.43)

2.37 (2.18, 2.57)

2.10 (2.01, 2.20)

1.36 (1.15, 1.60)

1.41 (1.12, 1.67)

1.48 (1.24, 1.77)

1.48 (1.38, 1.59)

1.50 (1.34, 1.68)

1.47 (1.39, 1.55)

1.42 (1.20, 1.68)

1.64 (1.39, 1.93)

1.65 (1.38, 1.97)

1.76 (1.63, 1.90)

1.50 (1.33, 1.69)

1.50 (1.42, 1.60)

2.54 (2.03, 3.17)

1.42 (1.19, 1.69)

1.68 (1.53, 1.85)

2.36 (2.05, 2.71)

1.67 (1.55, 1.81)

1.21 (1.04, 1.39)

1.11 (1.26, 1.44)

1.08 (1.02, 1.15)

1.56 (1.27, 1.93)

1.12 (1.02, 1.24)

0.96 (0.89, 1.03)