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Table 1 Demographic data

From: Psychotically driven aggression is associated with greater mentalizing challenges in psychotic spectrum disorders

  Psychotically driven aggression n = 49 (range or percentage) Other aggression n = 31 (range or percentage) Community controls n = 81 (range or percentage)
Sex – males 38 males (77.6) 24 males (77) 60 (74.1)
Age 36.85 ± 11.3 (20–61) 34.6 ± 9.8 (20–57) 37.9 ± 11.5 (21–59)
Education completed
 - primary school 24 (32.6) 20 (64.5) 5 (6.2)
 - secondary school 19 (38.7) 9 (29.0) 41 (50.6)
 - vocational or university training 8 (16.3) 2 (6.5) 35 (43.2)†
Swedish Schooling before age 15 38 (77.5) 25 (80) 30 (93.7) a
History of Substance Abuse
 -none 9 (24.5) 7 (22) 28 (87.5)a
 - cannabis 12 (24.8) 2 (6.4) 1 (3.1)a
 - opiates 2 (4.0) 0  0
 - stimulants 0 1 (3.2)  0
 - alcohol 6 (12.2) 2 (6.4)  0
 - polysubstance abuse 19 (38.8) 19 (61.3) * 3 (9.4) a ††
Diagnosis  
 - Schizophrenia/schizoaffective disorder 42 (85.7) 22 (71)
 - Bipolar disorder - psychotic 2 (4.1) 4 (12.9)
 - Delusional disorder and other psychotic disorders (not drug induced) 5 (10.2) 5 (16.1)
Duration of Illness (years) 10.1 ± 7.6 (1–31) 8.9 ± 7.0 (0.5–31)  
WAIS
 - information 8.1 ± 3.3 (3–14) 9.0 ± 3.5 (3–15) 10.0 ± 2.36 (6–15) a, #
 - matrix reasoning 7.3 ± 3.2 (2–16) 7.9 ± 3.6 (3–14) 10.6 ± 2.83 (3–16) a, ##
Earlier autism spectrum disorder 5 (10.2) 7 (22.6) 0 a
Antipsychotics
 - typical 20 (40.8) 13 (54.1) 0 a
 - atypical 10 (20.4) 9 (37.5)  
 - clozapine and depot injection 4 (8.2) 1 (4.2)
 - combinations of typical and atypical 15 (30.6) 1 (4.2) *
Antidepressants 6 (12.2) 6 (25) 0 a
Mood stabilizers
 - lithium 1 (2.0) 2 (8.3)
 - others 8 (16.3) 3 (12.5)
Haloperidol equivalent dose (mg/day)b 15 (0–70) 6.5 (2–25) ** 0 a
SANS 24.0 ± 11.3 (2–50) 25.4 ± 16.1 (4–60) 3.37 ± 5.16 (019) a
SAPS b 3 (0–36) 3.0 (0–53) 0 (0–11) a
Type of aggressive acts 
 - threats 11 (22.4) 3 (9.7)
 - assaults 22 (44.9) 20 (64.5)
 - assault with weapons 14 (28.6) 7 (22.6)
 - manslaughter/murder 2 (4.1) 1 (3.2)
Number of assaults/threats
 none known 0 0 0 a
 1–2 12 (24.5) 4 (12.9)
 3–5 14 (28.6) 10 (32.3)  
 6–9 12 (24.5) 7 (22.6)
  > 10 11 (22.4) 10 (32.2)
  1. a Based on the 32 controls that have data on these variables. b Median. † education χ2 = 50.23, p < 0.00001, †† substance use none, THC, polysubstance use χ2 = 43.56, p < 0.00001, # T-test PDA vs healthy controls − 2.83 df 76, p = 0.006, ## T-test PDA vs healthy controls − 4.72, df 76, p < 0.0001, T-test non PDA vs healthy controls =3.28, df 58, p < 0.002 * χ2 = 7.96, p = 0.047, ** MW-U test, Z-3.58, p = 0.00034