Table 1.
Demographic and clinical characteristics of high- and low-lethality depressed suicide attempters with comorbid alcoholism
| Variable | Low-lethality suicide attempters |
High-lethality suicide attempters |
Analysis | ||||
|---|---|---|---|---|---|---|---|
|
|
|
|
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| Mean (N) | SD (%) | Mean (N) | SD (%) | t/(χ2) | df | p | |
| Age (years) | 34.0 | 11.7 | 35.5 | 11.4 | −0.4 | 30 | 0.7 |
| Gender (% male) | (9) | (56.3) | (7) | (46.7) | 0.1 | 1 | 0.7 |
| Hamilton Depression Rating Scale | 19.2 | 8.4 | 19.9 | 7.0 | −0.3 | 30 | 0.8 |
| Beck Depression Inventory | 29.0 | 10.9 | 28.7 | 11.3 | 0.7 | 27 | 0.9 |
| Beck Hopelessness Inventory | 10.0 | 5.7 | 12.9 | 5.7 | −1.4 | 27 | 0.2 |
| Brown-Goodwin Aggression Scale | 23.8 | 5.5 | 21.1 | 6.1 | 1.3 | 29 | 0.2 |
| Barratt Impulsivity Scale | 60.3 | 14.4 | 57.1 | 18.9 | 0.5 | 23 | 0.7 |
| Buss-Durkee Hostility Inventory | 40.3 | 16.7 | 40.1 | 9.9 | 0.4 | 23 | 0.97 |
| Number of previous hospitalizations | 2.2 | 3.0 | 6.4 | 4.9 | −2.8 | 26 | 0.01 |
| Number of previous depressive episodes | 2.1 | 1.6 | 5.5 | 5.6 | −1.6 | 18 | 0.1 |
| Age at first hospitalization | 29.4 | 13.5 | 25.1 | 10.6 | 0.9 | 25 | 0.4 |
| Suicide ideation scale | 20.6 | 11.6 | 17.9 | 10.7 | 0.7 | 30 | 0.5 |
| Number of previous suicide attempts | 2.8 | 1.7 | 4.3 | 3.1 | −1.8 | 30 | 0.2 |
| Suicide intent at the time of the most lethal attempt | 17.7 | 5.8 | 18.3 | 4.4 | −0.3 | 29 | 0.8 |
| Maximum lethality of suicide attempts | 2.5 | 1.0 | 5.3 | 1.2 | −7.3 | 30 | <0.0001 |