Descriptive Data on Length of Stay Measured in Months (N = 592)
| Legal Status at Admission | N | Mean (SD) |
|---|---|---|
| NGRI | 451 | 23.1 (38.0) |
| IST | 135 | 19.1 (27.5) |
| Other (Civil and Voluntary) | 6 | 16.0 (22.7) |
Abbreviations: IST = incompetent to stand trial, NGRI = not guilty by reason of insanity