Table 1.
Details of the brain dystrophin involvement in the different subgroups of intelligent quotients (IQ) levels, behavioral findings, and brain dystrophin involvement.
| Normal IQ | BIF | MID | MoID | ||
|---|---|---|---|---|---|
| No behavioral disorders (N) | Dp427 only | 9 | 4 | 0 | 0 |
| Equivocal | 6 | 2 | 1 | 0 | |
| Dp140 | 3 | 1 | 0 | 1 | |
| Dp71 | 0 | 0 | 0 | 0 | |
| Behavioral disorders (N) | Dp427 only | 4 | 1 | 0 | 0 |
| Equivocal | 1 | 1 | 0 | 0 | |
| Dp140 | 3 | 3 | 1 | 1 | |
| Dp71 | 0 | 0 | 2 | 0 | |
| Attention deficits (N) |
Dp427 only | 6 | 1 | 0 | 1 |
| Equivocal | 1 | 3 | 0 | 1 | |
| Dp140 | 8 | 1 | 2 | 0 | |
| Dp71 | 2 | 1 | 0 | 0 |
BIF, borderline intellectual functioning; MID, mild intellectual disability; MoID, moderate intellectual disability.