Table 2.

Blood alcohol concentration and effects on behavior

BAC (%)	Behavior
.02 – .03	Minimal effects; slight relaxation; mild mood elevation
.05 – .06	Decreased alertness; relaxed inhibitions; mildly impaired judgement
.08 – .10	Loss of motor coordination; slower reaction times; less caution
.14 – .16	Major impairment of mental and physical control; slurred speech; exaggerated emotions; blurred vision; serious loss of judgement; large increases in reaction time
.20 – .25	Staggering; inability to walk or dress without help; tears or rage with little provocation; mental confusion; double vision
.30	Conscious but in a stupor; unaware of surroundings
.45	Coma; lethal for 50% of the population

This is a reproduction of Table 9.2 in Meyer and Quenzer (2005)