The magnitude and correlates of alcohol and drug use before traumatic brain injury  Charles H. Bombardier, PhD, Carl T. Rimmele, PhD, Heather Zintel, BA  Archives of Physical Medicine and Rehabilitation  Volume 83, Issue 12, Pages 1765-1773 (December 2002) DOI: 10.1053/apmr.2002.36085 Copyright © 2002 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

Fig. 1 Drinking and drug use categories for those subjects with or without lifetime alcohol-related problems (n=142). NOTE: White areas represent persons without significant lifetime alcohol-related problems (SMAST score <3). Within the white areas: No alcohol or drug use, no alcohol use within past year, no drug use; Normal alcohol use, alcohol use without repeated binge drinking, drinking and driving, or drug use; Risky alcohol use, self-reported binge drinking (≥2) or driving after drinking, but no drug use; Drug use, drug use with no alcohol use in at least 1 year; Alcohol and drug, current alcohol and drug use. Shaded areas represent persons with significant lifetime alcohol-related impairments (SMAST score >3). Within the shaded areas: Alcohol and drug, current alcohol and drug use; Alcohol use, current alcohol use without current drug use; Alcoholism in recovery, no alcohol use within past year and no drug use; Abstinent alcoholic with current drug use, no alcohol use within past year, but current drug use. Archives of Physical Medicine and Rehabilitation 2002 83, 1765-1773DOI: (10.1053/apmr.2002.36085) Copyright © 2002 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions