Study | Alcohol | Other substances |
---|---|---|
Guinn11 | NA | Drug use while trucking: 80.4% |
Korelitz et al13 | 59.2% (current) | NA |
Mabbott and Hartley14 | NA | Illicit and prescribed stimulant: 8.9% |
Illicit or prescribed stimulant: 11.9% | ||
Over-the-counter stimulants: 6.8% | ||
Yildirim18 | NA | Gripin: 65.0% |
Souza et al19 | 50.9% (current) | Amphetamine: 11.1% |
Caffeine: 95.6% | ||
Moreno et al20 | 51.1% (current) | NA |
Domingos et al21 | 72.0% (last 12 months) | NA |
Nascimento et al5 | 91.0% (current) | Amphetamine: 66.0% |
Sakurai et al23 | 54.8% (current) | NA |
Williamson25 | NA | Stimulant drug use: 44.0% |
Williamson25 | NA | Stimulant drug use: 31.1% |
Gay Anderson et al26 | 63.0% (last 12 months) | NA |
Penteado et al27 | 43.5% (current) | Stimulants: 7.5% |
Coffee: 85.75% | ||
Energy drinks: 19.5% | ||
Illicit drugs: 2.0% | ||
Domingos et al28 | 73.8% (last 12 months) | NA |
Jora et al29 | 71.1% (last 12 months) | NA |
Masson et al30 | 74.0% (current) | Amphetamine: 70.0% |
Masson et al31 | 49.5% (current) | Use of psychoactive drugs: 54.2% |
Riva et al33 | 49.2% (current) | Amphetamine: 0.9% |
Marijuana: 15.9% | ||
Cocaine: 5.3% | ||
Laraqui et al34 | 11.8% (current) | Marijuana: 12.0% |
Coffee: 71.8% | ||
Psychotropic medicines: 3.9% | ||
Leyton et al36 | NA | Amphetamine: 16.6% |
Mir et al37 | 9.9% (while driving) | Marijuana: 29.9% |
Knauth et al39 | 73.1% (current) | Amphetamine: 12.4% |
Caffeine: 14.8% | ||
Guarana powder: 2.7% | ||
Energy drinks: 3.9% | ||
Cocaine: 0.4% | ||
Yonamine et al38 | 25.9% (previous day) | Drugs: 1.2% |
NA, not available.