Table 1. Demographic and substance abuse characteristics.
| Descriptive statistics | ||
|---|---|---|
| IWMUD | NCs | |
| Gender (male) | 36/36 | 24/24 |
| Age | 30.55±6.43 | 30.75±4.63 |
| Education (years) | 14.36±2.79 | 16.58±2.5 |
| Duration of MA abstinence (months) | 1–6 | - |
| Duration of MA use disorder (years) | 8.35±4.07 | - |
| Marital status (married) | 25/36 | 7/24 |
| Number of subjects with a history of opium use | 20/36 | 0/24 |
| Number of subjects with a history of alcohol use | 23/36 | 0/24 |
| Number of subjects with a history of heroin use | 5/36 | 0/24 |
| Number of subjects with a history of cigarette smoking | 35/36 | 2/24 |