Repeated measures of ImPACT verbal memory scores of concussed and non concussed individuals

This study compared ImPACT verbal memory scores of concussed and non-concussed athletes (n=6). This purpose of this study was to determine stability of verbal memory scores with repeated measures. Stability was determined using the ImPACT normative data for university of men and women published in the ImPACT manual. Based on visual inspection of the data, differences between groups was observed. All concussed participants demonstrated scores that were not stable according to the operational definition. All non-concussed participants were demonstrated stable verbal memory scores.