Skip to main content

Table 6 Reliability of age of onset, age of recency, and persistence as measured by the intra-class correlation coefficient (ICC)

From: Test-retest reliability of the computer-assisted DIA-X-5 interview for mental disorders

Variables by diagnostic category Age of Onset Age of Recency Persistence
N (Nmis) ICC N (Nmis) ICC N (Nmis) ICC
Neurodevelopmental disorders
 ADHD, predominantly inattentive presentation 9 (5) 0.92 9 (6) 0.99 9 (6) 0.66
 ADHD, predominantly hyperactive/impulsive presentationa
Schizophrenia spectrum and other psychotic disorders
 Possible psychotic disorder 12 (8) 0.93 12 (8) 0.99 12 (8) 0.20
Bipolar and related disorders
 Manic episodea
Depressive disorders
 Major depressive disorder, Single episode 7 (10) 0.99 7 (10) 0.99 7 (10) 0.90
 Major depressive disorder, Recurrent episode 25 (9) 0.40 38 (5) 0.94 20 (14) 0.45
 Persistent depressive disorder (dysthymia) 16 (13) 0.94 16 (13) 0.98 16 (13) 0.61
 Disruptive mood dysregulation disorder a
Anxiety disorders
 Agoraphobia 8 (6) 0.91 9 (5) 0.96 1 (3)
 Social anxiety disorder 31 (8) 0.73 34 (5) 0.98 15 (13) 0.81
 Specific phobia, Animal type 14 (6) 0.83 15 (5) 0.99 10 (3) 0.50
 Specific phobia, Natural environment type 11 (8) 0.84 12 (7) 0.95 7 (4) 0.94
 Specific phobia, Blood-injection-injury type 10 (10) 0.53 11 (9) 0.90 6 (6) 0.80
 Specific phobia, Situational/Other type b 4 (7) −0.74 6 (5) 0.61 4 (5) 0.96
 Panic disorder 9 (4) 0.99 22 (7) 0.99 9 (4) 0.81
 Generalized anxiety disorder 26 (4) 0.63 26 (4) 0.95 25 (5) 0.25
 Separation anxiety disorder 4 (6) 0.96 4 (6) 0.98 4 (6) 0.65
Obsessive-compulsive and related disorders
 Obsessive-compulsive disorder, Thoughts 14 (10) 0.85 17 (7) 0.94 10 (8) 0.54
 Obsessive-compulsive disorder, Behavior 16 (8) 0.84 22 (2) 1.00 13 (9) 0.85
Trauma- and stressor related disorders
 Post-traumatic stress disorder 12 (11) 0.99 12 (11) 0.97 12 (11) 0.81
Somatic symptom and related disorders
 Somatic symptom disorder 44 (5) 0.84 44 (5) 0.98 18 (12) 0.16
 Illness anxiety disorder 9 (4) 0.91 9 (4) 0.93 9 (4) 0.34
Feeding and eating disorders
 Anorexia nervosa 11 (3) 0.74 11 (3) 0.99 13 (4) 0.84
 Bulimia nervosa 4 (3) 0.91 15 (5) 0.94 13 (6) 0.76
 Binge eating disorder 4 (3) 0.91 4 (3) 0.99 4 (3) 0.86
Disruptive, impulse-control, and conduct disorders
 Antisocial personality disorder 4 (0) 0.99 9 (2) 0.77 9 (2) 0.91
 Intermittent explosive disorder 11 (5) 0.85 12 (5) 0.81 11 (5) 0.64
 Conduct disorder, childhood onset type 7 (3) 0.93 7 (3) 0.91 6 (3) 0.64
 Oppositional defiant disorder 4 (8) 0.93 4 (8) 0.79 6 (6) 0.65
Substance-related and addictive disorders
 Alcohol use disorder 13 (7) 0.92 14 (6) 0.87 13 (7) 0.43
 Tobacco use disorder 16 (2) 0.79 16 (2) 0.99 16 (2) 0.81
  1. N = participants with time-related measures in both interviews; Nmis = participants with time-relevant measures in only one interview
  2. aNo sufficient number of cases
  3. bBased on four cases including one outlier