A multifactor model of the Halstead-Reitan neuropsychological test battery and its relationship to cognitive status and psychiatric diagnosis

Using a qualitatively distinct sampling of variables and a different sample of individuals, attempted to replicate previously reported dimensions of neurocognitive abilities. Expected to find stable, equilibrated dimensions of neuropsychological structure that would provide a prism (or model) for looking at the pattern of higher cortical function is such a population, even though these patients differed in a number of clinical respects from previous samples. (JLN)