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Table 2 ANOVA results for the group differences in the WISC indices and self-esteem rating

From: ADHD subtype-specific cognitive correlates and association with self-esteem: a quantitative difference

WISC-IV

variable

indices

Group Mean (SD)

   
  

ADHD-H

ADHD-I

ADHD-C

F

p-value

ηp2

WISC-IV

VCI

99.94 (18.27)

85.74 (17.72)

96.06 (16.58)

7.52

<.001

.10

PRI

94.90 (9.22)

85.25 (20.47)

91.42 (14.08)

5.58

.005

.076

WMI

82.19 (18.59)

72.37 (16.44)

79.18 (15.57)

3.74

.026

.052

PSI

99.64 (15.83)

83.28 (16.98)

93.90 (17.35)

11.48

.001

.144

FSIQ

92.00 (15.12)

77.77 (17.77)

87.06 (15.63)

9.33

<.001

.121

Self-esteem (CSE)

variable

domain

Group Mean (SD)

   
  

ADHD-H

ADHD-I

ADHD-C

F

p-value

ηp2

CSE

Global

21.11 (2.18)

18.14 (3.44)

17.06 (3.89)

24.65

<.001

.266

Total

38.52 (5.79)

33.00 (8.18)

32.30 (7.00)

13.18

<.001

.162

Social

6.45 (1.54)

5.57 (2.26)

5.69 (1.64)

3.72

.027

.052

Educational

4.94 (1.88)

3.82 (2.39)

4.12 (2.24)

3.85

.024

.054

 

Family

5.98 (1.93)

5.45 (1.40)

5.42 (1.75)

1.64

.198

.024

  1. Note: WISC Wechsler Intelligence Scale for Children, ADHD-H predominantly hyperactive, ADHD-I predominantly inattentive, ADHD-C Combined, VCI Verbal Comprehension Index, PRI Perceptual Reasoning Index, WMI Working Memory Index, PSI Processing Speed Index, FSIQ Full-Scale Intelligence Quotient, CSE Coopersmith Self-esteem Inventory; Post-hoc comparisons were conducted using the Bonferroni-corrected post-hoc t-tests. All error bars represent s.e.m.; significant results are bolded (p < 0.5)