Table 5.
Quantitative Analysis of Haplotypes in VMP and DCDC2 and Attention-Deficit/Hyperactivity Disorder
| Haplotypes | Freq | Parent IA
|
Parent HI
|
Teacher IA
|
Teacher HI
|
|||||
|---|---|---|---|---|---|---|---|---|---|---|
| Z | P | Z | P | Z | P | Z | P | |||
| VMP | ||||||||||
| G | A | .51 | −2.390 | .017 | −1.845 | .065 | −1.738 | .082 | −1.763 | .078 |
| A | G | .25 | 2.092 | .036 | 2.099 | .036 | 1.032 | .302 | 1.557 | .120 |
| G | G | .24 | .537 | .591 | −.004 | .997 | .711 | .477 | .513 | .608 |
| DCDC2 | ||||||||||
| G | T | .57 | −2.978 | .003 | −2.948 | .003 | −2.705 | .007 | −2.427 | .015 |
| A | C | .25 | 3.976 | .00007 | 3.964 | .00007 | 3.498 | .0005 | 2.752 | .006 |
| G | C | .13 | .663 | .507 | .741 | .459 | .917 | 359 | .951 | .342 |
| A | T | .05 | −2.519 | .012 | −2.080 | .038 | −2.123 | .034 | −1.462 | .144 |
HI, hyperactivity/impulsivity; IA, inattention.