TABLE 2

Proportions of Patients at Intervention and Control Practices Who Received Targeted, Evidence-Based, ADHD Care at Baseline and 6-Month Time Points

Proportion, Mean ± SD, %Parametric Tests Comparing Baseline-6 mo Changes Across Groups
InterventionControl
Baseline6 moBaseline-6 mo Changea15 moBaseline6 moBaseline-6 mo ChangeatPCohen's db
Use of parent ratings of ADHD during assessment20.0 ± 23.342.0 ± 25.923.870.2 ± 34.412.7 ± 23.818.1 ± 33.15.72.21.030.69
Use of teacher ratings of ADHD during assessment14.5 ± 16.136.3 ± 25.222.650.6 ± 37.34.8 ± 14.48.3 ± 24.76.02.17.040.68
Use of DSM-IV ADHD criteria during assessment0.0 ± 0.047.3 ± 30.747.355.7 ± 40.00.0 ± 0.016.7 ± 36.417.92.46.030.85
Use of outside provider for ADHD diagnosis100.0 ± 0.037.7 ± 33.4−60.722.0 ± 32.5100.0 ± 0.089.3 ± 27.2−10.74.78.00011.61
Use of parent ratings of ADHD to monitor treatment responses0.0 ± 0.048.2 ± 35.848.232.1 ± 35.10.0 ± 0.025.0 ± 44.725.01.82.070.59
Use of teacher ratings of ADHD to monitor treatment responses0.0 ± 0.038.7 ± 36.138.726.6 ± 31.10.0 ± 0.06.3 ± 25.06.33.13.0031.01
  • a Mean changes are the average of individual practices' baseline-6 month changes.

  • b Cohen's d effect size was computed by comparing changes for intervention and control groups.