| highly | 32 | degree |
| in twin studies | 3 | location |
| with a heritability factor of 0.76 | 2 | other |
| adhd → be → heritable | 33 |
| adhd → be → heritable disorder | 4 |
| adhd → be → heritable condition | 3 |
| negative | neutral | positive |
| 0.488 | 0.442 | 0.070 |
| Raw frequency | 40 |
| Normalized frequency | 0.577 |
| Modifier score | 0.500 |
| Perplexity | 182.490 |