Table 2.
Baseline predictors of time to suicide attempts and nonsuicidal self-injurious behavior events through week 24
| Baseline Variable | Suicide Attempt | Nonsuicidal Self Injurious Behavior | ||||
|---|---|---|---|---|---|---|
| Hazard Ratio (SE) | z | P | Hazard Ratio (SE) | z | P | |
| Age | 0.78 (0.10) | . −1.94 | .05 | 1.01 (0.11) | 0.08 | .93 |
| Gender, Female | 3.29 (2.04) | 4.17 | .04 | 2.39 (1.07) | 4.12 | .04 |
| Race, Caucasian | 1.31 (0.81) | 0.44 | .66 | 0.73 (0.29) | −0.80 | .42 |
| Parental education, at least college grad | 0.98 (0.43) | −0.04 | .97 | 0.92 (0.31) | −0.24 | .81 |
| Income | 1.00 (0.00) | 1.60 | .11 | 1.00 (0.00) | −0.84 | .40 |
| CDRS-R | 1.04 (0.02) | 2.18 | .03 | 1.02 (0.02) | 1.00 | .32 |
| CGI-S | 2.14 (0.62) | 2.66 | .008 | 1.05 (0.26) | 0.18 | .86 |
| CGAS | 0.92 (0.02) | −3.03 | .002 | 0.96 (0.02) | −2.11 | .04 |
| BDI | 1.04 (0.02) | 2.43 | .02 | 1.03 (0.01) | 2.50 | .01 |
| Age at onset of MDD sx | 0.99 (0.01) | −1.31 | .19 | 1.01 (0.01) | 1.31 | .19 |
| Age at onset of current MDD | 0.99 (0.01) | −1.38 | .17 | 1.01 (0.01) | 1.11 | .27 |
| Duration of depression | 1.00 (0.01) | −0.21 | .83 | 0.99 (0.01) | −1.03 | .31 |
| Chronic depression | 1.00 (0.43) | −0.01 | .99 | 1.07 (0.36) | 0.22 | .83 |
| SCARED | 0.99 (0.01) | −0.49 | .62 | 0.99 (0.01) | −0.80 | .43 |
| BHS | 1.15 (0.05) | 3.24 | .001 | 1.04 (0.03) | 1.42 | .16 |
| CBQ-A | 1.11 (0.04) | 2.86 | .004 | 1.08 (0.03) | 2.75 | .006 |
| SIQ-Jr | 1.02 (0.01) | 2.75 | .006 | 1.02 (0.01) | 3.37 | .001 |
| DUSI Use | 1.11 (0.47) | 0.06 | .80 | 1.25 (0.42) | 0.46 | .50 |
| DUSI Impairment | 1.01 (0.01) | 0.57 | .57 | 1.02 (0.01) | 2.25 | .03 |
| Dysthymia | 2.29 (0.96) | 4.18 | .04 | 1.35 (0.46) | 0.75 | .39 |
| Anxiety (including PTSD) | 0.96 (0.42) | −0.09 | .93 | 1.06 (0.36) | 0.18 | .86 |
| PTSD | 0.58 (0.59) | −0.53 | .60 | 1.54 (0.82) | 0.82 | .41 |
| ADHD | 1.16 (0.64) | 0.27 | .79 | 0.90 (0.43) | −0.21 | .83 |
| Oppositional/Conduct | 1.67 (0.93) | 0.89 | .34 | 2.52 (0.97) | 6.17 | .01 |
| Physical or Sexual Abuse | 1.57 (0.72) | 0.99 | .32 | 2.43 (0.83) | 7.30 | .007 |
| NSSI History | 5.41 (2.60) | 15.69 | <.001 | 8.31 (3.49) | 36.64 | <.001 |
| Suicide Attempt History | 1.92 (0.84) | 2.29 | .13 | 2.10 (0.71) | 5.08 | .02 |
Note: ADHD = Attention-Deficit/Hyperactivity Disorder; BDI = Beck Depression Inventory; BHS = Beck Hopelessness Scale; CBQ-A = Conflict Behavior Questionnaire-Adolescent Report; CDRS = Children’s Depression Rating Scale; CGAS = Children’s Global Adjustment Scale; CGI-S = Clinical Global Impression-Severity; DUSI = Drug Use Screening Inventory; MDD = Major Depression; PTSD = Post-Traumatic Stress Disorder; SCARED = Screen for Child Anxiety Related Emotional Disorders; SIQ = Suicidal Ideation Questionnaire; SIQ-Jr = Suicidal Ideation Questionnaire-Jr; SE = Standard Error;