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Table 2 Distribution of suicide by mental disorder and personality disorder

From: Psychiatric assessment of suicide attempters in Japan: a pilot study at a critical emergency unit in an urban area

  Male Patients (N = 126) Female Patients (N = 194) Analysis  
  N (%) N (%) χ2 df P-value  
Axis-I       
Mood disorders 37 (29) 41 (21) 5.78 2 0.056 n.s.
Depressive disorders 33 (26) 38 (20)     
Bipolar disorders 4 (3) 3 (2)     
Adjustment disorders 14 (11) 43 (22) 8.8 2 < 0.05  
Schizophrenia and other psychotic disorders 23 (18) 31 (16)     n.s.
Substance-related disorders 25 (20) 11 (6) 12.2 2 < 0.01  
Anxiety disorders 4 (3) 8 (4)     
Dissociative disorders 0 (0) 6 (3)     
Somatoform disorders 1 (1) 3 (2)     
Dementia 1 (1) 2 (1)     
Eating disorders 0 (0) 3 (2)     
Other axis I diagnosis 4 (3) 3 (2)     
No axis I diagnosis 9 (7) 37 (19)     
Insufficient information for axis I assessment 8 (6) 6 (3)     
Axis II       
Personality disorders 30 (24) 80 (41) 13 2 < 0.01  
Mental retardation 4 (3) 2 (1)     
No axis II diagnosis 84 (67) 106 (55)     
Insufficient information for axis II assessment 8 (6) 6 (3)     
  1. Some subjects had more than one diagnosis. But one primary dignosis only were listed on Axis I and II