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Table 2Table 2 Comparisons between suicide attempters and non-attempters within ASD and non-ASD group

From: Comorbid atypical autistic traits as a potential risk factor for suicide attempts among adult depressed patients: a case–control study

  ASD (n= 37) Non-ASD (n= 299)
Suicide attempters (n= 9) Suicide non-attempters (n= 28) p Suicide attempters (n= 22) Suicide non-attempters (n= 277) p
Autism-Spectrum Quotient (AQ) mean (SD) 33.3 (6.9) 30.9 (6.5) .58    
Age (year) mean (SD) 28.0 (10.9) 28.7 (8.2) .87 38.8 (13.4) 43.1 (14.1) .16
Range 19–55 18–51   20–62 18–83  
  n (%) n (%)   n (%) n (%)  
Female gender 6 (67) 14 (50) .46 14 (64) 174 (63) 1
Already treated at the first visit 5 (56) 16 (57) 1 18 (82) 174 (63) .10
Drug treatments at the first visit 5 (56) 15 (54) 1 14 (64) 156 (56) .66
Anxiolytics 2 (22) 10 (36) .69 8 (36) 99 (36) 1
Antidepressants 4 (44) 8 (29) .43 7 (32) 92 (33) 1
Mood stabilizers 1 (11) 2 (7) 1 5 (23) 38 (14) .34
Antipsychotics 0 (0) 4 (14) .55 5 (23) 39 (14) .34
Educational level    .12    .18
University or upper 3 (33) 19 (68)   6 (27) 118 (43)  
High school or lower 6 (67) 9 (31)   16 (73) 159 (57)  
Marital status    .37    .65
Married 3 (33) 5 (18)   12 (55) 177 (60)  
Unmarried, divorced, or widowed 6 (67) 23 (82)   10 (45) 110 (40)  
Employment    .40    .25
Employed, homemaker, undergraduate 8 (89) 20 (71)   12 (55) 186 (67)  
Unemployed or retired 1 (11) 8 (29)   10 (45) 91 (33)  
Living alone 1 (11) 7 (25) .65 1 (5) 58 (21) .09
Past suicidal behaviors 5 (56) 3 (11) .01 11 (50) 38 (14) <.01
Family history of psychiatric disorders 3 (33) 6 (21) .66 6 (27) 71 (26) .81
Family history of suicide 1 (11) 3 (11) 1 5 (23) 17 (6) .02
Bipolarity 3 (33) 13 (46) .70 10 (45) 104 (38) .50
Agitation 8 (89) 3 (11) <.01 10 (45) 34 (12) <.01
Psychotic features 1 (11) 1 (4) .43 3 (14) 16 (6) .16
Physical diseases 0 (0) 1 (4) 1 3 (14) 48 (17) 1
Alcohol abuse 3 (33) 2 (7) .08 4 (18) 35 (13) .51
Cluster B personality disorder 1 (11) 2 (7) 1 3 (14) 5 (2) .02
Subtypes of ASD    .02    
Autistic disorder or Asperger's disorder 0 (0) 12 (43)     
PDD-NOS 9 (100) 16 (57)