A Study of Pupil Response to Light as a Digital Biomarker of Recent Cannabis Use
Suneeta Godbole,
Andrew Leroux,
Ashley Brooks-Russell
et al.
Abstract:Introduction: Given the traffic safety and occupational injury prevention implications associated with cannabis impairment, there is a need for objective and validated measures of recent cannabis use. Pupillary light response may offer an approach for detection. Method: Eighty-four participants (mean age: 32, 42% female) with daily, occasional, and no-use cannabis use histories participated in pupillary light response tests before and after smoking cannabis ad libitum or relaxing for 15 min (no use). The impac… Show more
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