Table 2: Neuropsychological profile in 518 children and adolescents with ADHD.
|
Total Sample |
Sex |
|
|
ADHD subtype |
|
Age of onset |
|
|
|
Boys |
Girls |
p |
IA |
C |
p |
Children |
Adolescents |
p |
| WISC-IV |
| Total IQ |
99.30 |
100.06 |
96.38 |
<.001 |
99.08 |
99.08 |
>.1 |
99.37 |
99.23 |
>.1 |
| V-IQ |
101.16 |
102.58 |
94.89 |
<.001 |
101.13 |
101.22 |
>.1 |
100.09 |
102.50 |
>.1 |
| M-IQ |
99.59 |
99.89 |
98.24 |
>.1 |
99.43 |
99.94 |
>.1 |
98.78 |
100.60 |
>.1 |
| VC |
98.13 |
99.23 |
94.71 |
<.001 |
98.25 |
97.83 |
>.1 |
100.50 |
95.51 |
<.001 |
| PR |
97.14 |
99.70 |
99.76 |
>.1 |
99.21 |
100.88 |
>.1 |
102.64 |
96.47 |
<.001 |
| WM |
99.71 |
97.62 |
95.63 |
>.1 |
96.60 |
98.39 |
>.1 |
95.39 |
98.97 |
>.1 |
| PS |
96.59 |
95.53 |
99.64 |
>.1 |
96.78 |
96.13 |
>.1 |
95.49 |
97.76 |
>.1 |
| CPT-II |
| CE |
47.11 |
47.23 |
46.62 |
>.1 |
46.95 |
47.45 |
>.1 |
47.67 |
46.45 |
>.1 |
| OE |
50.79 |
50.42 |
52.26 |
>.1 |
51.07 |
50.18 |
>.1 |
57.84 |
42.65 |
<.001 |
| Hit RT |
54.37 |
54.56 |
56.36 |
>.1 |
55.16 |
54.40 |
>.1 |
60.37 |
48.66 |
<.001 |
| V’ |
52.17 |
52.03 |
52.72 |
>.1 |
52.52 |
51.40 |
>.1 |
59.69 |
43.48 |
<.001 |
| P’ |
54.93 |
55.15 |
54.09 |
>.1 |
55.62 |
53.40 |
>.1 |
62.17 |
46.64 |
<.001 |
| Hit RT BC |
51.19 |
52.05 |
47.83 |
>.1 |
51.62 |
50.25 |
>.1 |
53.95 |
48.01 |
<.001 |
| SCWT |
| Interference |
51.63 |
52.01 |
50.30 |
.032 |
51.37 |
52.18 |
>.1 |
50.57 |
52.77 |
<.001 |
Note. ADHD = Attention-deficit/hyperactivity disorder; IA= Inattentive subtype, C= Combined Subtype; WISC= Wechsler Intelligence Scale ( IQ= intelligence quotient, T-IQ: Total IQ, V-IQ: Verbal IQ, M-IQ: Manipulative IQ, VC: Verbal Comprehension, PR: Perceptual Reasoning, WM: working memory, PS: perceptual reasoning) CPT-II: Conners’ Continuous Performance Test II (CE: commission errors, OE: omission errors, Hit RT: Reaction time, V’: variability, P’: perseverance, HitRTBC: response style). SCWT: Stroop COLOR WORD Test
*Children (<11.9y), Adolescents (12-18y)