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Substance use in patients included in ARAs cohort.
| Current use | History of use | |
|---|---|---|
| Nicotine | 162 (32.4%) | 116 (23.2%) |
| Amphethamine | 119 (23.8%) | 58 (11.6%) |
| Opium* | 91 (18.2%) | 55 (11.0%) |
| Heroin** | 59 (11.8%) | 315(6.3%) |
| Alcohol | 44 (8.9%) | 78 (15.6%) |
| Cannabis | 28 (5.7%) | 31 (6.1%) |
| Other opioids | 34 (6.8%) | 39 (7.8%) |
*preparations of the opium plant.
**Ten patients were intravenous drug users.
