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Dichotomized symptom scale of ADHD/disruptive behavior and platelet MAO-B activity in girls |
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| MAO-B activity in girls |
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| Dichotomized symptom scale |
High dimension of phenotype Mean(S.D.) |
Low dimension of phenotype Mean(S.D.) |
n/N* |
p† |
p‡ |
|
|
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| ADHD inattentive |
12.57(2.40) |
13.31(3.53) |
22/140 |
0.381 |
0.631 |
| ADHD hyperactive |
11.99(2.32) |
13.32(3.47) |
15/139 |
0.264 |
0.215 |
| ADHD combined |
11.97(1.95) |
13.25(3.45) |
8/139 |
0.646 |
0.291 |
| ODD |
11.50(2.18) |
13.44(3.46) |
18/140 |
0.033 |
0.007 |
| CD |
11.63(1.48) |
13.26(3.42) |
6/140 |
0.227 |
0.167 |
| ODD or CD |
11.52(2.07) |
13.47(3.48) |
20/140 |
0.013 |
0.017 |
|
*Number of children with high dimensions of phenotype/total number of children † Analyses performed using dichotomized symptom scales ‡ Analyses performed using dimensional scales | |||||
Malmberg et al. BMC Psychiatry 2008 8:28 doi:10.1186/1471-244X-8-28 |
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