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. 2019 Nov 28;9:17857. doi: 10.1038/s41598-019-53993-7

Table 1.

Clinical characteristics of the sample (N = 246).

V
N=73
n (%)
V-SH
N=53
n (%)
SH
N=34
n (%)
CONT
N=86
n (%)
p-value
Primary diagnosis as established by treating clinicians
Schizophrenia 33 (45.2) 19 (35.8) 8 (23.5) 43 (50.0) 0.083
Personality disorder 24 (32.9) 23 (43.4) 14 (41.2) 20 (23.3)
Bipolar disorder 10 (13.7) 3 (5.7) 5 (14.7) 9 (10.5)
Anxiety/Mood disorders 6 (8.2) 8 (15.1) 7 (20.6) 14 (16.3)
Comorbidity with substance/alcohol abuse (Secondary diagnosis)
Alcohol 4 (5.5) 5 (9.6) 3 (8.8) 1 (1.2) 0.014
Other substances 5 (6.8) 8 (15.4) 9 (26.5) 8 (9.3)
None 64 (87.7) 39 (75.0) 22 (64.7) 77 (89.5)
In pharmacological treatment
Yes 66 (90.4) 49 (94.2) 33 (97.1) 81 (94.2) 0.640
No 7 (9.6) 3 (5.8) 1 (2.9) 5 (5.8)
Lifetime Alcohol use
Yes 20 (27.4) 19 (35.8) 11 (33.3) 16 (18.6) 0.118
No/Occasional 53 (72.6) 34 (64.2) 32 (66.7) 70 (81.4)
Lifetime Substances use
Yes 23 (31.5) 24 (47.1) 10 (30.3) 15 (17.4) 0.003
No 50 (68.5) 27 (52.9) 23 (69.7) 71 (82.6)

V: patients with a history of violent behaviour against other people (but not self-harm behaviour); V-SH: patients with both a history of violent behaviour against other people and self-harm behaviour; SH: patients with a history of self-harm behaviour; CONT: patients with no history of violent behaviour against other people and of self-harm behaviour.

p value was obtained through χ2 test or Fisher’s exact test (when n < 5 at least in one cell).