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. Author manuscript; available in PMC: 2019 Jun 6.
Published in final edited form as: JAMA Psychiatry. 2016 Oct 1;73(10):1048–1055. doi: 10.1001/jamapsychiatry.2016.1478

Table 1.

Baseline Characteristics of the 100 Participants

Characteristic Patients
Male sex, No. (%) 39 (39)
Childhood, No. (%)
 Abuse 51(51)
 Separation younger than 15y (n = 99) 38 (38)
Comorbid past substance abuse, No. (%) (n = 99) 28 (28)
Cigarette smoking, No. (%) (n = 99) 24 (24)
Borderline personality disorder, No. (%) (n = 95) 17(18)
History of suicide attempt, No. (%) 51 (51)
Age, mean (SD), y 40.2 (11.2)
Hamilton Depression Rating Scale score, mean (SD)a 19.5 (4.9)
Beck Depression Inventory score, mean (SD) (n = 99)b 28.6 (10.1)
Beck Hopelessness Scale score, mean (SD)c 12.0 (5.8)
Scale for Suicidal Ideationd
 2 wk prior (n = 85) 8.9 (9.3)
 Current (n = 99) 6.2 (7.3)
Brown-Goodwin Aggression History Scale score, mean (SD) (n = 98)e 18.5 (5.6)
Buss-Durkee Hostility Inventory score, mean (SD) (n = 88)f 38.7 (11.9)
Barratt Impulsivity Scale score, mean (SD) (n = 88)g 57.7 (18.2)
No. of past suicide attempts, mean (SD) (n = 51) 2.4 (1.9)
Maximal lethality of suicide attempts score, mean (SD) (n = 51)h 2.6 (1.7)
a

Scores range from 0 to 54, with higher scores indicating more severe depression.

b

Scores range from 0 to 63, with higher scores indicating more severe depression.

c

Scores range from 0 to 20, with higher scores indicating more severe hopelessness.

d

Scores range from 0 to 48, with higher scores indicating more severe ideation.

e

Scores range from 10 to 40, with higher scores indicating more severe aggression.

f

Scores range from 0 to 66, with higher scores indicating more severe hostility.

g

Scores range from 0 to 96, with higher scores indicating more severe impulsivity.

h

Scores range from 0 to 8, with higher scores indicating fatal injury.