Description of Variables for the Sample of Incarcerated Capital Murderers (N = 1,962)
| Variables | Mean | S.D. | N | Percent |
|---|---|---|---|---|
| Predictors | ||||
| Age on 9/1/2007 | 36.4 | 9.8 | ||
| Educational attainment | 8.2 | 3.9 | ||
| Prior prison incarceration | 537 | 27.4% | ||
| Gang affiliation | 329 | 16.8% | ||
| Outcomes | ||||
| Potential violence | 302 | 15.4% | ||
| Assaultive infractions | 91 | 4.6% | ||
| Injurious assaults | 24 | 1.2% |