Formal thought disorder, the type-token ratio and disturbed voluntary motor movement in schizophrenia.

@article{Manschreck1981FormalTD,
  title={Formal thought disorder, the type-token ratio and disturbed voluntary motor movement in schizophrenia.},
  author={Theo C. Manschreck and Brendan A Maher and D N Ader},
  journal={The British journal of psychiatry : the journal of mental science},
  year={1981},
  volume={139},
  pages={
          7-15
        }
}
Little work has been done to determine objective, reliable differences in formal characteristics of the actual utterances of thought-disordered and non-thought-disordered subjects. The type-token ratio (TTR), a quantitative measure of repetition in language, correlated highly with clinical judgments of thought disorder when spoken language was examined, and statistically differentiated thought-disordered from non-thought-disordered schizophrenics and psychiatric and normal controls. Elicited… CONTINUE READING