Table 2.
Patient Characteristics
| Variable | Yes | No | P |
|---|---|---|---|
| Columbia Suicide History Form | |||
| Deliberate attempts, % (n/n) | 41.8 (28/67) | 58.2 (39/67) | |
| Aborted attempts, % (n/n) | 39 (10/26) | 14 (5/37) | NS |
| Interrupted attempts, % (n/n) | 19 (5/26) | 3 (1/37) | .03 (χ2 = 4.84) |
| Ambiguous attempts, % (n/n) | 0 (0/26) | 3 (1/37) | NS |
| Lethality rating for deliberate attempts, mean (SD)a | 2.57 (1.89) | NA | |
| Attempter | Nonattempter | P | |
| Alcohol use, % (n/n) | 52 (11/21) | 39 (14/36) | NS |
| Drug use, % (n/n) | 33 (7/21) | 43 (15/35) | NS |
| Medications, % (n/n) | |||
| Lithium | 45 (5/11) | 54 (6/11) | NS |
| Anticonvulsant | 45 (9/20) | 55 (11/20) | NS |
| Antipsychotic | 42 (14/33) | 57 (19/33) | NS |
| Antidepressant | 60 (12/20) | 40 (8/20) | NS |
a
Lethality is rated as the highest lethality rating among all attempts.
Abbreviations: NA = not applicable, NS = nonsignificant.