From: Relationship between endophenotype and phenotype in ADHD
 |  | first-borns | second-borns | ||
---|---|---|---|---|---|
Task | Measure | z-scores | raw data | z-scores | raw data |
Stop task | Stop signal reaction time | .66 | .63 | .67 | .64 |
Shifting attentional set | % errors | .63 | .67 | .67 | .71 |
Time reproduction | Absolute deviation | .70 | .59 | .74 | .67 |
Visuo-spatial sequencing | N identified targets correct order | .73 | .72 | .79 | .80 |
Digit span | N backwards | .55 | .53 | .69 | .69 |
Pursuit | Precision | .74 | .64 | .77 | .65 |
Tracking | Precision | .60 | .55 | .54 | .48 |
Tapping | Variability | .46 | .50 | .49 | .47 |
Baseline speed | Variability | .52 | .48 | .70 | .62 |
Motor timing | Variability | .71 | .56 | .73 | .52 |