What is the indication of two or more clues during a one-leg stand test?

In the context of the one-leg stand test, the presence of two or more clues typically indicates significant impairment associated with a Blood Alcohol Concentration (BAC) of 0.08 or greater. This test is widely used in field sobriety evaluations to assess a person's ability to maintain balance and coordination while standing on one leg for 30 seconds. The clues observed can include swaying, using arms for balance, hopping, or putting the foot down. When an individual displays two or more of these clues, it strongly correlates with a BAC level at or above the legal limit for driving, which is considered to demonstrate impairment in the ability to operate a vehicle safely.

Understanding this relationship is crucial for law enforcement officers when making assessments about a driver's level of intoxication. The one-leg stand test is structured in such a way that performance is quantitatively analyzed; thus, more clues signify a higher degree of impairment. This empirical approach helps create a clearer standard for determining whether a driver is under the influence, supporting the importance of maintaining road safety.