| Alcohol | OLI_SUBSTANCE_ALCOHOL | 8 |
| Amphetamines | OLI_SUBSTANCE_AMPHS | 4 |
| Anticholinergics | OLI_SUBSTANCE_ANTICHOLINS | 5 |
| Any type of substance | OLI_SUBSTANCE_ANY | 100 |
| Barbiturates (e.g. Phenobarbital, Seconal) | OLI_SUBSTANCE_BARBS | 2 |
| Cannibis | OLI_SUBSTANCE_CANNIBIS | 7 |
| Hallucinogens | OLI_SUBSTANCE_HALLUCINS | 6 |
| Inhalants (e.g. solvents) | OLI_SUBSTANCE_INHALANTS | 9 |
| Non-Barbiturates (form of Sedative Hypnotics) (e.g. Quaalude, Halcion) | OLI_SUBSTANCE_NONBARBS | 3 |
| Non-Hallucinogens | OLI_SUBSTANCE_NONHALLUCINOGENS | 12 |
| Opiates / Narcotics | OLI_SUBSTANCE_OPIATES | 1 |
| Other | OLI_OTHER | 2147483647 |
| Steroids | OLI_SUBSTANCE_STEROIDS | 10 |
| Stimulants | OLI_SUBSTANCE_STIMULANTS | 11 |
| Unknown | OLI_UNKNOWN | 0 |
|