2007 National Roadside Survey of Alcohol and Drug Use by Drivers

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2007 National Roadside Survey of Alcohol and Drug Use by Drivers: Drug ResultsTable 62. Arrests and Drug Class, Nighttime (Oral Fluid): “During the past 12 months, were youarrested and booked for driving under the influence of alcohol or drugs?”N(Unweighted)%Antidepressants(Weighted)%Marijuana(Weighted)%Narcotic-Analgesic(Weighted)%Sedatives(Weighted)%Stimulants(Weighted)%Other(Weighted)%>1 Drug Class(Weighted)%Negative(Weighted)Yes 234 0.0% 11.8% 0.2% 0.2% 10.8% 0.0% 6.0% 70.9%No 5,458 0.2% 5.8% 1.7% 0.7% 3.0% 0.3% 2.3% 86.0%Total 5,692 0.2% 6.0% 1.7% 0.7% 3.3% 0.3% 2.4% 85.5%When examining the data by drug category, among daytime participants who responded to thequestion, “During the past 12 months, were you arrested and booked for driving under theinfluence of alcohol or drugs?” (Table 63) more participants tested positive for “Illegal” drugsthan any other drug category (23.3%).Table 63. Arrests and Drug Categories, Daytime (Oral Fluid): “During the past 12 months, wereyou arrested and booked for driving under the influence of alcohol or drugs?”N(Unwtd)%Illegal(Weighted)%Medications(Weighted)% Illegal &Medications(Weighted)%Negative(Weighted)Yes 47 23.3% 5.3% 0.2% 71.1%No 1,743 5.4% 4.9% 0.5% 89.2%Total 1,790 5.9% 4.9% 0.5% 88.7%Among nighttime participants who responded to the question, “During the past 12 months, wereyou arrested and booked for driving under the influence of alcohol or drugs?” (Table 64) moretested positive for “Illegal” drugs than any other drug category (26%). Although this was slightlyhigher than the daytime population, the difference was not statistically different.Table 64. Arrests and Drug Categories, Nighttime (Oral Fluid): “During the past 12 months, wereyou arrested and booked for driving under the influence of alcohol or drug?”N(Unwtd)%Illegal(Weighted)%Medications(Weighted)% Illegal &Medications(Weighted)%Negative(Weighted)Yes 234 26.0% 1.3% 1.7% 70.9%No 5,458 9.9% 3.1% 0.9% 86.0%Total 5,692 10.5% 3.1% 0.9% 85.5%68
2007 National Roadside Survey of Alcohol and Drug Use by Drivers: Drug ResultsReported Contact with the Health System (Oral Fluid)As indicated in previous reports on the 2007 NRS, questions relating to the criminal sanctions fordrinking and drug use while driving were added to the survey items, as well as questions relatedto treatment for drug and alcohol use. These questions were added to the survey to investigatepotential intervention opportunities.As shown in Table 65, less than 1 percent of daytime drivers responded “Yes” to the question,“During the past 12 months, did you ever stay at least overnight in an inpatient or residentialdrug or alcohol treatment program?” Of these, almost 45 percent were drug positive.Table 65. Past Treatment Program and Drug Positive, Daytime (Oral Fluid): “During the past 12months, did you ever stay at least overnight in an inpatient or residential drug or alcoholtreatment program?”N(Unweighted)% Drug Positive(Weighted)Yes 7 44.7%No 1,738 11.2%Total 1,745 11.2%Among nighttime drivers, less than 1 percent responded “Yes” to the question, “During the past12 months, did you ever stay at least overnight in an inpatient or residential drug or alcoholtreatment program?” (Table 66) Of these, 37 percent were drug positive.The response patterns to these questions by nighttime drivers providing blood samples are quitesimilar to those reported here for nighttime oral fluid, and are presented separately in AppendixA.Table 66. Past Treatment Program and Drug Positive, Nighttime (Oral Fluid): “During the past 12months, did you ever stay at least overnight in an inpatient or residential drug or alcoholtreatment program?”N(Unweighted)% Drug Positive(Weighted)Yes 51 37.0%No 5,449 14.5%Total 5,500 14.6%(p < .01)Of daytime drivers who responded to the question, “Have you ever been admitted to anoutpatient drug or alcohol treatment program, NOT including meetings like AA or NA?” 17approximately 2.5 percent responded “Yes” (Table 67). Of these, 38.4 percent were drugpositive.17 AA is Alcoholics Anonymous and NA is Narcotics Anonymous.69
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DOT HS 811 249December 2009
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2007 National Roadside Survey of Alcohol and Drug Use by Drivers

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