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Breath Tests May Vary PDF Print E-mail

Courtesy of GreenvilleOnline.com

SAN FRANCISCO (AP) — The California Supreme Court has acknowledged that Breathalyzer results mean different things for different drivers.

The unanimous high-court decision issued Thursday means suspected drunken drivers can attack the accuracy of roadside breath test results in some cases.

Studies have shown the breath-to-blood ratio varies widely among different people and even in the same person depending on such factors as health, menstrual cycle and even the weather.

The one-size-fits-all tests determine the amount of alcohol in the breath and then, using a scientific formula, converts that figure into an estimation of alcohol in the blood.

Lawyers say juries in several other states already are allowed to consider the test's variability.



 

Those charged have the right at all times to decline field sobriety tests. Refusal to take field sobriety tests does not constitute disobeying a police command and is considered a valid exercise of constitutional rights.

Attorney Steve W. Sumner
Charleston Post Courier