EVIDENCE LIBRARY
Hospital Blood Tests
Browse source-supported forensic toxicology guides in this subject area.
Oct 20, 2026
A 16-driver pilot found more simulated speeding and mistakes at falling alcohol levels although UFOV still rated crash risk ‘very low.’ Read exact limitations.
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Oct 20, 2026
A 25-person study found more word-recognition errors and selected tracking costs during hangover despite 0.00% morning breath alcohol. See its limits.
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Oct 20, 2026
A 2026 crossover trial tested extra water with a fixed ethanol dose. Learn what breath ethanol, acetaldehyde, hangover ratings and DSST actually showed.
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Oct 20, 2026
A controlled 12-person trial found PEth above 20 ng/mL after one drinking session. Examine serum BAC, dried blood spots, assay limits and forensic uncertainties.
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Oct 20, 2026
Can microbes lower ethanol in a postmortem blood sample? A primary GC–MS study examines labeled-standard loss, specimen instability, and forensic uncertainty.
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Oct 20, 2026
A 19-person alcohol study linked wrist reaction times to breath readings. See why the sensor does not yet establish BAC, driving impairment, or causation.
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Oct 20, 2026
Three DataMaster DMT cases show why a breath slope-detector non-alert cannot conclusively exclude mouth alcohol. Understand waveform and forensic limits.
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Oct 20, 2026
A 68-person alcohol/placebo trial compared older and younger drinkers’ Trail Making times and perceived impairment. What the findings do—and do not—prove in court.
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Oct 20, 2026
In 193 binge drinkers, higher breath alcohol correlated with heart rate and HRV, but arrhythmia rates did not differ across exposure groups. See limits.
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Oct 20, 2026
A 22-person study found monocyte and TLR4 changes after ethanol was undetectable. Learn what the blood assay measured—and why it cannot prove infection or impairment.
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