Table 1.
Mean standard scores and standard deviations on the eight subscales, two indices, and General Executive Composite of the BRIEF, for all participants and the two separate age groups.
| BRIEF component | All ages | Younger | Older |
|---|---|---|---|
| General Executive Composite (GEC) | 53.65 (±10.56) | 56.05 (±10.74) | 51.48 (±10.16) |
| Behavior Regulation Index (BRI) | 54.35 (±10.4) | 58.11 (±10.47) | 50.95 (±9.32) |
| Inhibit | 53.05 (±12.11) | 57.68 (±14.03) | 48.86 (±8.37) |
| Shift | 54.9 (±12.21) | 57.21 (±12.72) | 52.81 (±11.63) |
| Emotional control | 53.75 (±10.27) | 56.63 (±8.86) | 51.14 (±10.96) |
| Metacognitive Index (MI) | 52.7 (±10.69) | 53.58 (±10.53) | 51.9 (±11.03) |
| Initiate | 52.35 (±10.13) | 52.26 (±10.94) | 52.43 (±9.6) |
| Working memory | 54.55 (±11.07) | 56.79 (±10.97) | 52.52 (±11.03) |
| Plan/Organize | 51.1 (±9.02) | 51.56 (±7.18) | 50.71 (±10.5) |
| Organization of materials | 53.55 (±10.1) | 54.79 (±9.54) | 52.43 (±10.7) |
| Monitor | 51.45 (±11.56) | 53.63 (±11.96) | 49.48 (±11.09) |