The results of the horizontal gaze nystagmus and the walk and turn tests can be combined to improve the effectiveness of field sobriety testing.
Requirements:
(1) number of clues from the horizontal gaze nystagmus test
(2) number of clues from the walk and turn test
Combinations of results associated with a blood alcohol concentration (BAC) >= 0.10 g/dL.
Clues from Horizontal Gaze Nystagmus Test
Clues from Walk and Turn Test
0
>= 6
1
>= 5
2
>= 3
3
>= 2
>= 4
>= 0
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Specialty: Toxicology, Emergency Medicine, Critical Care
ICD-10: ,
