Model 1 (n = 79) | Model 2 (n = 71) | |||||
---|---|---|---|---|---|---|
Bivariate | Step 1 (Demographic) | Step 2 (+BIS Total) | Bivariate | Step 1 (NIH Examiner scales) | Step 2 (+ RIST) | |
Socioeconomic Status a | −0.182 | −0.110 | − 0.070 | −0.071 | ||
Child Age (years) | −0.201* | −0.338 | − 0.454* | −0.508 | ||
BIS Total | 0.307** | 0.363** | ||||
Verbal Fluency Total | −0.231* | −0.095 | −0.083 | |||
Weighted composite | 0.053 | 0.411 | 0.306 | |||
CPT Total Targets Correct | −0.043 | 0.007 | −0.006 | |||
CPT Target Errors | 0.270** | 0.641 | 0.785 | |||
N-Back Score | −0.238* | −0.537 | −0.724 | |||
Set Shifting score | −0.070 | 0.268 | 0.408 | |||
Executive Function Composite Score | −0.214* | 0.098 | 0.208 | |||
RISTtotal index IQ b | −0.170 | −0.116 | ||||
Total explained variance (adjusted R2) | 0.049 | 0.146 | 0.028 | 0.062 |