- Time frame
- 3, 6, and 12 months
- Measure
- MEDIAN · scores on a scale
- Reporting status
- POSTED
Substance use severity index (based on 7-items measuring frequency of: alcohol consumption, cannabis consumption, prescription sedative misuse, prescription stimulant misuse, cocaine consumption, methamphetamine consumption, hallucinogens consumption), sum of all 7 items with response options for each substance: 0 = never, 1= 1 time, 2= 2 times, 3= Once a month, 4= 2 to 3 times a month, 5= Once a week, 6= 2 times a week, 7= 3 to 4 times a week, 8= Nearly every day, 9= Every day, 10= More than once a day; total possible range is 0-70, higher scores indicate worse outcome/greater severity
| Group | N | Value | Spread / interval |
|---|
| Brief Intervention (BI) Then Portal | 284 | 8 | 4 to 12 |
| Brief Intervention (BI) Then Enhanced Usual Care (EUC) | 286 | 6.5 | 4 to 11 |
| Enhanced Usual Care (EUC) Then Portal | 295 | 6 | 4 to 10 |
| Enhanced Usual Care (EUC) Then EUC | 290 | 7 | 4 to 11 |
| Brief Intervention (BI) Then Portal | 284 | 7 | 4 to 11 |
| Brief Intervention (BI) Then Enhanced Usual Care (EUC) | 286 | 7 | 4 to 11 |
| Enhanced Usual Care (EUC) Then Portal | 295 | 6 | 3 to 10 |
| Enhanced Usual Care (EUC) Then EUC | 290 | 7 | 4 to 11 |
| Brief Intervention (BI) Then Portal | 284 | 7 | 4 to 11 |
| Brief Intervention (BI) Then Enhanced Usual Care (EUC) | 286 | 7 | 4 to 11 |
| Enhanced Usual Care (EUC) Then Portal | 295 | 6 | 3 to 10 |
| Enhanced Usual Care (EUC) Then EUC | 290 | 7 | 3 to 11 |
| Brief Intervention (BI) Then Portal | 284 | 7 | 4 to 11 |
| Brief Intervention (BI) Then Enhanced Usual Care (EUC) | 286 | 6.5 | 4 to 11 |
| Enhanced Usual Care (EUC) Then Portal | 295 | 6 | 2 to 10 |
| Enhanced Usual Care (EUC) Then EUC | 290 | 7 | 4 to 11 |
Statistical analyses
Brief Intervention (BI) Then Enhanced Usual Care (EUC) vs Enhanced Usual Care (EUC) Then EUC2-sided Wald TestOdds Ratio (OR): 0.853p-value: 0.77495% CI · 0.289 · 2.523Brief Intervention (BI) Then Enhanced Usual Care (EUC) vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testRate ratio: 1.014p-value: 0.75395% CI · 0.931 · 1.103Brief Intervention (BI) Then Enhanced Usual Care (EUC) vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testOdds Ratio (OR): 1.442p-value: 0.65895% CI · 0.286 · 7.274Brief Intervention (BI) Then Enhanced Usual Care (EUC) vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testRate ratio: 1.065p-value: 0.15695% CI · 0.976 · 1.162Brief Intervention (BI) Then Enhanced Usual Care (EUC) vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testOdds Ratio (OR): 1.048p-value: 0.94495% CI · 0.285 · 3.859Brief Intervention (BI) Then Enhanced Usual Care (EUC) vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testRate ratio: 0.982p-value: 0.68095% CI · 0.902 · 1.070Enhanced Usual Care (EUC) Then Portal vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testOdds Ratio (OR): 1.142p-value: 0.80495% CI · 0.399 · 3.275Enhanced Usual Care (EUC) Then Portal vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testRate Ratio: 0.918p-value: 0.06195% CI · 0.839 · 1.004Enhanced Usual Care (EUC) Then Portal vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testOdds Ratio (OR): 0.577p-value: 0.29195% CI · 0.208 · 1.600Enhanced Usual Care (EUC) Then Portal vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testRate Ratio: 0.920p-value: 0.15395% CI · 0.821 · 1.031Enhanced Usual Care (EUC) Then Portal vs Enhanced Usual Care (EUC) Then EUC2-sided Wald testOdds Ratio (OR): 0.509p-value: 0.31295% CI · 0.137 · 1.886Enhanced Usual Care (EUC) Then Portal vs Enhanced Usual Care (EUC) Then EUC2-sided Wald test