Table 3.
Group differences and interaction effects on executive function measures (ANOVA): means and standard deviations
| |
Group |
Main and interaction effects |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| |
ADHD |
Healthy controls |
|
|||||||
| |
Boys (n = 43) |
Girls (n = 37) |
Boys (n = 32) |
Girls (n = 18) |
Group |
Gender |
Group X Gender |
|||
| F | p | F | p | F | p | |||||
| LN
a) |
8.2 (2.9) |
8.6 (2.6) |
10.6 (1.5) |
10.9 (1.7) |
29.39 |
<.001 |
0.85 |
NS |
0.01 |
NS |
| TMT4
b) |
7.1 (3.2) |
7.8 (3.3) |
9.3 (2.9) |
10.2 (2.5) |
17.14 |
<.001 |
2.24 |
NS |
0.00 |
NS |
| CW3
c) |
8.4 (3.3) |
8.3 (3.4) |
10.0 (2.4) |
11.5 (1.7) |
17.40 |
<.001 |
1.11 |
NS |
2.17 |
NS |
| CW4
d) |
7.9 (2.9) |
7.1 (3.5) |
10.0 (2.6) |
10.9 (1.6) |
28.46 |
<.001 |
0.07 |
NS |
2.76 |
NS |
| Tower
e) |
9.9 (2.2) |
10.6 (2.3) |
11.0 (2.1) |
10.3 (1.7) |
1.93 |
NS |
0.13 |
NS |
3.26 |
NS |
| DF
f) |
8.2 (2.5) |
9.8 (3.8) |
11.8 (2.9) |
12.3 (2.4) |
31.51 |
<.001 |
4.82 |
.030 |
0.83 |
NS |
| LF g) | 8.2 (0.5) | 9.1 (0.3) | 11.3 (0.5) | 11.8 (0.9) | 26.21 | <.001 | 1.53 | NS | 0.06 | NS |
a)The Letter-Number Sequencing Test (df = 1,123). b)The Trail Making Test, condition 4 (df = 1,123). c)The Colour-Word Interference Test, condition 3 (df = 1,125). d)The Colour-Word Interference Test, condition 4 (df = 1,125). e)The Tower Test (df = 1,124). f)The Design Fluency Test, condition 3 (df = 1,116). g)The Letter Fluency Test (df = 1,123).