Executive functioning | Time since injury | Baselinea Mean, SD | Methylphenidateb Mean, SD | Post withdrawalc Mean, SD | |
---|---|---|---|---|---|
Digit Span | Total | <  2 months | 3.67 ± 1.00 | 5.22 ± 0.83 | 3.67 ± 0.71 |
≥ 2 months | 4.20 ± 0.86 | 6.00 ± 0.65 | 7.20 ± 0.68 | ||
Females | <  2 months | 3.60 ± 1.34 | 5.40 ± 0.89 | 3.80 ± 0.84 | |
≥ 2 months | 4.00 ± 1.09 | 6.00 ± 0.89 | 7.17 ± 0.75 | ||
Males | <  2 months | 3.75 ± 0.05 | 5.00 ± 0.82 | 3.50 ± 0.58 | |
≥ 2 months | 4.33 ± 0.70 | 6.00 ± 0.50 | 7.22 ± 0.68 | ||
Verbal Fluency | Total | <  2 months | 10.00 ± 2.60 | 12.44 ± 2.83 | 8.00 ± 1.66 |
≥ 2 months | 9.07 ± 3.30 | 12.33 ± 3.81 | 14.73 ± 3.28 | ||
Females | <  2 months | 8.80 ± 2.05 | 11.60 ± 2.97 | 7.80 ± 1.09 | |
≥ 2 months | 8.33 ± 3.61 | 11.00 ± 3.41 | 13.50 ± 4.18 | ||
Males | <  2 months | 11.50 ± 2.65 | 13.50 ± 2.65 | 8.25 ± 2.36 | |
≥ 2 months | 9.56 ± 3.20 | 13.22 ± 3.99 | 15.56 ± 2.45 |