10.1192/bjp.125.5.452Access the most recent version at doi:
1974 125: 452-456 The British Journal of Psychiatry
N. J. C. ANDREASEN and PAULINE S. POWERS
Overinclusive Thinking in Mania and Schizophrenia
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ness in many
ticism', even if it can be demonstrated
(3) Since overinclusive
noted in patients
phrenia (or perhaps
nosis (Hawkes and Payne, 1971), and this would
fit in with ourfinding that
in manicsthanin narrowly-defined
OVERINCLUSIVETHINKINGIN MANIA AND SCHIZOPHRENIA
inability to demonstrate
types of schizophrenia
not be considered
an index of â€˜¿?psycho
and acute schizo
than to schizophrenia.
tend to have a better
it is more prominent
on two out of three tests in the battery
controls, and manics were overinclusive.
specific to schizophrenia
with illnesses which
patients, and 15 schizo
and 15 normal controls were evaluated
the Paynebattery of tests for overinclusive
The manics showed significantly
and that it is associated
remit or have
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A synopsisof this paper waspublished in the October 1974Journal.
N. J, C. Andreasen,
PaulineS. Powers, M.D., Resident in Psychiatty,
University of Iowa College of Medicine,
M.D., Ph.D., Assistant Profrssor of Psychiatry,
Iowa City, Iowa 52242, U.S.A.
(Received 31 December@