The prolongation of the life span of men in recent years is reflected in the longevity of mental hospital patients. Thus, the behavior changes of patients as they grow old in an institution can be much better observed and evaluated now than in the past. There are many patients still living in our hospital who were admitted during the first few years of this hospital's existence and have spent about 30 years here. Of course, many patients were discharged, and quite a few died during this period. During the last 10 years, 25 patients were put on trial visit or were discharged following1 year on trial visit, after they had spent at least 20 years in the hospital. We wish to report in this paper on one aspect of our investigation of the changes in psychotic behavior with aging, namely, the changes in motor activity of
EHRENTHEIL OF, DAVIS ET, CASEY TM, AISENBERG RB. Schizophrenic Motor Activity Observed Over Thirty Years. Arch Gen Psychiatry. 1962;7(4):266–276. doi:10.1001/archpsyc.1962.01720040032003
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