Table 7 Frequencies and proportions of single comorbid diagnoses in the two-cluster solution.

From: Emotional dysregulation subgroups in patients with adult Attention-Deficit/Hyperactivity Disorder (ADHD): a cluster analytic approach

 

Cluster 1 (n = 181)

Cluster 2 (n = 204)

 

F1 Psychoactive substance use

Yes: 20 (11.0%)

No: 161 (89.0%)

Yes: 39 (19.1%)

No: 165 (80.9%)

χ2 (1) = 4.81, p = 0.03,

Cramér V = 0.11

F2 Schizophrenia and delusional disorders

Yes: 3 (1.7%)

No: 178 (98.3%)

Yes: 2 (1.0%)

No: 202 (99.0%)

Fisher’s Exact Test

p = 0.67

F3 Affective disorders

Yes: 50 (27.6%)

No: 131 (72.4%)

Yes: 84 (41.2%)

No: 120 (58.8%)

χ2 (1) = 7.76, p = 0.01,

Cramér V = 0.14

F4 Somatoform disorders

Yes: 19 (10.5%)

No: 162 (89.5%)

Yes: 49 (24.0%)

No: 155 (76.0%)

χ2 (1) = 12.06, p = 0.001,

Cramér V = 0.18

F5 Behavioral syndromes associated with physical factors

Yes: 4 (2.2%)

No: 177 (97.8%)

Yes: 8 (3.9%)

No: 196 (96.1%)

χ2 (1) = 0.93, p = 0.34,

Cramér V = 0.05

F6 Personality disorders

Yes: 2 (1.1%)

No: 179 (98.9%)

Yes: 5 (2.5%)

No: 199 (97.5%)

Fisher’s Exact Test

p = 0.46

F7 Mental retardation

Yes: 1 (0.6%)

No: 180 (99.4%)

Yes: 0 (0%)

No: 204 (100%)

Fisher’s Exact Test

p = 0.47

F8 Psychological developmental disorders

Yes: 2 (1.1%)

No: 179 (98.9%)

Yes: 0 (0%)

No: 204 (100%)

Fisher’s Exact Test

p = 0.22

  1. The significance value was adjusted for multiple testing: p = 0.05/8 = 0.00625.