Table 4 Descriptive statistics of variables not used for classification in final cluster analysis solution.

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

 

Cluster 1 (n = 181)

Cluster (n = 204)

Cohen’s d

Welch-test

Mean

SD

Mean

SD

Age

32.66

9.96

32.22

9.89

0.04

0.67

ASTM total score

83.55

7.24

80.88

10.36

0.30

0.003

Qb+

   Activity

1.71

1.17

2.08

1.13

0.32

0.0021

   Impulsivity

0.92

1.33

1.16

1.44

0.18

0.09

   Inattention

1.04

1.29

1.32

1.28

0.22

0.04

SCID-II

   schizotypical

1.96

1.91

3.46

2.21

0.72

<0.0001

   schizoid

1.51

1.27

2.30

1.43

0.58

<0.0001

   obsessive-compulsive

4.68

1.80

5.48

1.66

0.46

<0.0001

   histrionic

1.60

1.65

2.19

1.67

0.36

0.0005

   antisocial

2.64

2.58

3.96

3.35

0.44

<0.0001

CAARS-S

   DSM Inattentive Symptoms

16.98

4.69

19.45

4.49

0.54

<0.0001

   DSM Hyperactive-Impulsive Symptoms

11.52

5.49

15.78

5.58

0.77

<0.0001

   DSM ADHD Symptoms total

28.50

7.90

35.23

8.47

0.82

<0.0001

   DSM ADHD Index

20.61

4.97

26.01

4.58

1.13

<0.0001

CAARS-O

   DSM Inattentive Symptoms

14.93

5.36

16.93

5.72

0.36

0.0005

   DSM Hyperactive-Impulsive Symptoms

10.00

5.59

13.13

6.26

0.53

<0.0001

   DSM ADHD Symptoms total

24.93

8.81

30.06

10.94

0.51

<0.0001

   DSM ADHD Index

18.13

5.52

22.77

6.33

0.78

<0.0001

   Impulsivity/Emotional Lability

16.08

7.10

21.98

7.87

0.79

<0.0001

  1. Welch tests and effect sizes Cohen’s d were calculated to assess differences between clusters. The significance value was adjusted for multiple testing: p = 0.05/19 = 0.0026.
Back to article page