From: Axis I comorbidity in adolescent inpatients referred for treatment of substance use disorders
 | Mean Age (SD) | t | p | |
---|---|---|---|---|
 | Present comorbidity | No present comorbidity |  |  |
Mood disorders | 17.52 (1.92) | 16.81 (1.70) | -1.96 | .052 |
Anxiety disorders | 16.85 (1.46) | 16.97 (1.85) | .35 | .725 |
Adjustment disorder | 16.50 (.71) | 16.95 (1.77) | .36 | .719 |
Somatoform disorders | 16.29 (.73) | 17.01 (1.82) | 2.93 | .006 |
ADHDa | 16.50 (.55) | 16.08 (1.13) | -.88 | .381 |
Conduct disordera | 16.11 (1.01) | 16.13 (1.17) | .07 | .942 |
Axis I disorder(s) b | 17.00 (1.65) | 16.91 (1.84) | -.30 | .762 |