Table 2.
Median and range of addictive disorder severity at baseline and 1-year follow-up separately for the substance use disorder (SUD) group, the non-substance-related addictive disorder (ND) group, and the control group
| SUD1 | ND1 | Controls | |
|---|---|---|---|
| Median (range) | Median (range) | Median (range) | |
| Baseline | |||
| Sum of DSM-5 SUD criteria | 3 (2–13) | 0 (0–2) | 0 (0–2) |
| Tobacco-related and/or | 2 (0–7) | 0 (0–1) | 0 (0–1) |
| Alcohol-related | 2 (0–6) | 0 (0–1) | 0 (0–1) |
| Sum of (adapted) DSM-5 ND criteria | 0 (0-2) | 4 (2–15) | 0 (0–1) |
| Internet-related and/or | 0 (0–1) | 3 (0–9) | 0 (0–1) |
| Gaming-related and/or | 0 (0–1) | 0 (0–8) | 0 (0–1) |
| Gambling-related and/or | 0 (0–1) | 0 (0–2) | 0 (0–1) |
| Shopping-related | 0 (0–1) | 0 (0–1) | 0 |
| Quantity frequency indices SUD-related | |||
| Tobacco-related (cigarettes per week) and/or | 10 (0–140) | 0 (0–35) | 0 (0–49) |
| Alcohol-related (gram alcohol per week) | 72 (0–630) | 18 (0–360) | 22.5 (0–180) |
| Quantity frequency indices ND-related (hours per week) | |||
| Internet-related and/or | 0 (0–42) | 14 (0–70) | 0 (0–35) |
| Gaming-related and/or | 0 (0–14) | 0 (0–35) | 0 (0–28) |
| Gambling-related and/or | 0 (0–4) | 0 (0–2) | 0 |
| Shopping-related | 0 (0–6) | 0 (0–2) | 0 |
| Follow-up (1 year) | |||
| Sum of DSM-5 SUD criteria | 2 (0–8) | 0 (0–6) | 0 (0–6) |
| Tobacco-related and/or | 0 (0–6) | 0 (0–6) | 0 (0–4) |
| Alcohol-related | 0 (0–5) | 0 (0–5) | 0 (0–4) |
| Sum of (adapted) DSM-5 ND criteria | 0 (0–6) | 1 (0–15) | 0 (0–3) |
| Internet-related and/or | 0 (0–6) | 2 (0–8) | 0 (0–3) |
| Gaming-related and/or | 0 (0–1) | 0 (0–8) | 0 (0–2) |
| Gambling-related and/or | 0 (0–1) | 0 (0–2) | 0 |
| Shopping-related | 0 | 0 (0–2) | 0 (0–2) |
| Quantity frequency indices SUD-related | |||
| Tobacco-related (cigarettes per week) and/or | 14 (0–140) | 0 (0–42) | 0 (0–56) |
| Alcohol-related (gram alcohol per week) | 63 (0–540) | 27 (0–288) | 24.8 (0–360) |
| Quantity frequency indices ND-related (hours per week) | |||
| Internet-related and/or | 12 (0.1–70) | 14 (0.5–56) | 8 (0–42) |
| Gaming-related and/or | 0.5 (0–35) | 0.5 (0–28) | 0 (0–35) |
| Gambling-related and/or | 0 (0–2.5) | 0 (0–8) | 0 |
| Shopping-related | 0 (0–1.5) | 0 (0–4) | 0 (0–14) |
1According to our inclusion criteria, participants within the addiction groups may fulfil only one or several disorders, e.g. only an alcohol use disorder in the SUD group. Therefore, 0 criteria or a QFI of 0 can also occur within the addiction groups, e.g. if someone has an alcohol use disorder but does not smoke