| |
|
|
Subsample/polydrug use pairing |
| |
|
|
Alcohol/tobacco users |
Alcohol/cannabis users |
Tobacco/cannabis users |
| Frequent SPU |
Cross-SPU |
One substance triggers the other and vice versa |
| Partial SPU |
Alcohol cue |
Alcohol triggers tobacco use |
Alcohol triggers cannabis use |
|
| Smoking cue |
Smoking triggers alcohol use |
|
Smoking triggers cannabis use |
| Cannabis cue |
|
Cannabis triggers alcohol use |
Cannabis triggers tobacco use |
| Non/rare SPU |
Substances are rarely or never used at the same time |