Study | n | Groups | Design | Measure | d (SE) | p | Study Quality |
---|---|---|---|---|---|---|---|
Armstrong & Osejo43 | Treatment: 782 Control: 610 | Integrated outpatient treatment vs no treatment | Quasi- Experimental | % positive urine toxicology | 0.18 (0.07) | 0.007 | 5/9 |
Whiteside-Mansell & Crone44 | Treatment: 72 Control: 23 | Integrated Residential treatment vs no treatment | Quasi- Experimental | % using alcohol | 0.49 (0.22) | 0.022 | 2/5 |
 |  |  |  | % using drugs | 1.41 (0.42) | 0.001 |  |