Table 2.

Mean values for the visual-disturbance index (VDI) and the pupil size, before and after alcohol consumption for all participants and participants with a BrAC greater or less than 0.25 mg/L. Standard deviations included.

BrAC (mg/L)	<0.25	≥0.25	Total
VDI
Before	0.19 ± 0.09	0.25 ± 0.17	0.23 ± 0.15
After	0.26 ± 0.14	0.42 ± 0.25	0.36 ± 0.23
P value	<0.001	<0.001	<0.001
Pupil size (mm)
Before	5.14 ± 1.05	5.24 ± 0.90	5.20 ± 0.96
After	5.15 ± 0.99	5.70 ± 0.93	5.49 ± 0.99
P value	0.452	<0.001	<0.001