Table 1.
Tests for association of the three handedness metrics with SETDB2 rs4942830 genotype
| rs4942830 (N) | ||||||
|---|---|---|---|---|---|---|
| Handedness Metric | AA (265) | AT (384) | TT (159) | ANOVA F value | ANOVA P value | Effect Size ƞ2 |
| LQ (±SD) Laterality Quotient | 38.6 ± 21.6 | 35.8 ± 23.6 | 32.4 ± 29.6 | 3.32 | 0.037 | 0.0082 |
| ST (±SD) Handedness Strength | 41.5 ± 15.4 | 40.1 ± 14.9 | 41.0 ± 15.6 | 0.67 | 0.51 | 0.0017 |
| LR Left-Right (counts) | χ 2 value | P value | ||||
|---|---|---|---|---|---|---|
| Left handed | 18 | 35 | 22 | 5.87 (2 d.f.) | 0.053 | |
| Right handed | 247 | 348 | 137 |
One individual had an WHQ score of zero and could not be categorized into left or right