Table 5.
Regression Coefficients of Informant Integration Method for Total ADHD Symptoms on Clinician-rated Impairment for Years 1, 3, 6
| Variable | Unstandardized Coefficients | Standardized Coefficients |
t | p | |
|---|---|---|---|---|---|
| B | SE | Beta (β) | |||
| Year 1 | |||||
| Constant | 85.84 | 0.78 | 109.56 | .000 | |
| “OR” | 0.49 | 0.20 | .16 | 2.37 | .018 |
| “AND” | 0.25 | 0.22 | .13 | 1.13 | .258 |
| AVG | −7.52 | 1.30 | −.88 | −5.78 | .000 |
| Year 3 | |||||
| Constant | 84.42 | 1.02 | 83.07 | .000 | |
| “OR” | 0.71 | 0.28 | .04 | 0.25 | .802 |
| “AND” | 0.71 | 0.27 | .02 | 0.27 | .790 |
| AVG | −4.74 | 1.66 | −.59 | −2.86 | .004 |
| Year 6 | |||||
| Constant | 86.89 | 1.25 | 69.69 | .000 | |
| “OR” | 0.20 | 0.36 | .10 | 0.55 | .584 |
| “AND” | 0.24 | 0.34 | .08 | 0.71 | .476 |
| AVG | −5.69 | 2.04 | −.68 | −2.79 | .006 |
Note. AVG = Average-Dichotomous Integration Method.