Codes and Frequencies
For sample persons ages 18-44 who have used cocaine at least once in the past 12 months, COKHICARYR reports if, in the past 12 months, the person has ever driven a car or other vehicle within one hour after using cocaine..
This variable is part of a series of questions on drug and alcohol use. Respondents filled this survey supplement out themselves because of the potentially personal nature of the questions included in the supplement. The interviewer was available to provide assistance if requested. The supplement includes detailed questions about cocaine (COKABUSEYR), marijuana (MJABUSEYR), and general questions about use of hallucinogens, inhalants, heroin, painkillers, sedatives, stimulants, and tranquilizers.
- 1991: Sample adults age 18-44 who had used cocaine at least once in past 12 months.
- 1991 : SUPP2WT