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Means and Standard Deviations of Cognitive Measures for Matched Group Comparisons.
| Measure | NBI Comparison | PHI | ||||
|---|---|---|---|---|---|---|
| M | SD | M | SD | p | Cohen’s d | |
| Executive functions | 11. 0 | 2.80 | 10.4 | 3.30 | .32 | |
| Working memory | 106.53 | 13.60 | 99.80 | 13.41 | .003 | .50 |
| Immediate memory | 102.70 | 12.70 | 96.84 | 15.10 | .02 | .42 |
| WAIS full scale IQ | 69.60 | 20.33 | 56.33 | 27.69 | .003 | .55 |
Note. NBI = non-brain-injured, PHI = penetrating head-injured
