Table A6.
Results from stepwise regression models for eyes open alpha activity at electrode Cz.
| Unstandardized Coefficients |
Standardized Coefficients |
||||||||
|---|---|---|---|---|---|---|---|---|---|
| Step | Predictor | B | SE | β | p | R 2 | ΔR2 | F | p |
| 1 | Age | −0.007 | 0.001 | −0.295 | <0.0001 | 0.087 | 0.087 | 200.94 | <0.0001 |
| 2 | Age Inattention Hyp/imp |
−0.007 0.030 −0.028 |
0.001 0.014 0.015 |
−0.313 0.163 −0.147 |
<0.0001 0.036 0.057 |
0.109 | 0.022 | 8.84 | <0.0001 |
| 3 | Age Inattention Hyp/imp Data quality (artifact-free segments in %) |
−0.006 0.028 −0.032 −0.001 |
0.001 0.014 0.014 0.000 |
−0.291 0.150 −0.172 −0.168 |
<0.0001 0.052 0.026 0.011 |
0.135 | 0.027 | 8.46 | <0.0001 |
N = 220. Hyp/imp = Hyperactivity/impulsivity. SE = standard error of B.