Measure Mean T-score (S.D.) % Rate of Impairment† % Rate of Impairment† % Rate of Impairment†
Age group Age group Total
<6 years ≥6 years
BASC-Parent Report BASC-Parent Report
Behavioral Symptoms Index (N = 187) Behavioral Symptoms Index (N = 187) 48.57 (9.01)* 1.5 5.0 3.7
Hyperactivity (N = 173) Hyperactivity (N = 173) 47.30 (10.04)** 8.1 6.3 6.9
Aggression (N =170) Aggression (N =170) 45.87 (6.97)** 0.0 2.8 1.8
Conduct problems (N = 150) Conduct problems (N = 150) 44.86 (7.94)** 4.9 1.8 2.7
Depression (N = 172) Depression (N = 172) 50.28 (10.32) 4.9 5.4 5.2
Anxiety (N = 173) Anxiety (N = 173) 50.64 (9.78) 14.8 6.3 9.2
Somatization (N = 176) Somatization (N = 176) 51.65 (11.76) 12.5 12.5 12.5
Atypicality (N = 172) Atypicality (N = 172) 48.95 (9.94) 4.8 10.0 8.1
Withdrawal (N = 173) Withdrawal (N = 173) 53.69 (12.48)** 24.2 14.4 17.9
Attention problems (N = 172) Attention problems (N = 172) 48.48 (10.78) 4.8 10.9 8.7
Adaptive Skills (N = 187) Adaptive Skills (N = 187) 48.47 (11.21) 9.0 5.8 7.0
Adaptability (N = 171) Adaptability (N = 171) 48.02 (10.30)* 8.1 3.7 5.3
Social Skills (N = 172) Social Skills (N = 172) 46.34 (10.06)** 3.2 1.8 2.3
Activities of Daily Living (N = 173) Activities of Daily Living (N = 173) 50.81 (12.20) 20.6 11.8 15.0
Leadership (N = 153) Leadership (N = 153) 49.70 (11.66) 11.9 9.9 10.5
Functional Communication (N =173) Functional Communication (N =173) 50.24 (11.76) 8.1 10.8 9.8
BRIEF - Parent Report BRIEF - Parent Report
Global Executive Composite (N = 187) Global Executive Composite (N = 187) 51.21 (11.68) 17.9 13.3 15.0
Behavioral Regulation Index (N = 187) Behavioral Regulation Index (N = 187) 48.26 (10.08)* 7.5 7.5 7.5
Inhibit (N = 187) Inhibit (N = 187) 47.78 (9.24)** 9.0 7.5 8.0
Shift (N = 187) Shift (N = 187) 50.37 (11.49) 13.4 10.0 11.2
Emotional Control (N = 187) Emotional Control (N = 187) 48.65 (10.57) 7.5 10.0 9.1
Self-Monitor (N = 160) Self-Monitor (N = 160) 49.17 (11.26) 9.3 12.8 11.9
Metacognition Index (N = 187) Metacognition Index (N = 187) 52.78 (12.62)** 19.4 18.3 18.7
Initiate (N = 164) Initiate (N = 164) 53.26 (12.31)** 17.8 18.5 18.3
Working Memory (N = 187) Working Memory (N = 187) 55.52 (13.70)** 23.9 25.8 25.1
Plan/ Organize (N = 186) Plan/ Organize (N = 186) 52.48 (12.42)** 16.7 17.5 17.2
Organization of Materials (N = 165) Organization of Materials (N = 165) 49.75 (10.91) 15.6 10.0 11.5