Discriminative validity of selected measures for differentiating normal from aphasic performance.

@article{Ross2003DiscriminativeVO,
  title={Discriminative validity of selected measures for differentiating normal from aphasic performance.},
  author={Katherine B. Ross and Robert T. Wertz},
  journal={American journal of speech-language pathology},
  year={2003},
  volume={12 3},
  pages={312-9}
}
Normal elderly and mildly aphasic individuals may exhibit similar impairments in comprehension and expression. The discriminative validity between normal and aphasic performance on most standardized measures of aphasia has not been reported. The authors compared the performance of 18 aphasic and 18 normal adults to determine the discriminative validity of 2 general language measures--the Porch Index of Communicative Ability (B. E. Porch, 1967) and the Western Aphasia Battery (A. Kertesz, 1982… CONTINUE READING