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Biomedical subjects

S M Levin

Publications and source records attributed to S M Levin.

At least 55 records · Page 3Linked to original sources

Schizophrenic behavior as a function of role expectation.

The hypothesis that the behavior of schizophrenic patients is determined in part by role expectation was investigated. The Holtzman Inkblot Technique and a word association task were administered to the same patients under two conditions: (1) Ss were led to believe that the interviewer was unaware of their patient status and expected them to behave in a normal manner; and (2) Ss were informed that the interviewer was interested in their behavior as mental patients. The results indicated that there was less evidence of pathology on the Holtzman when Ss were told that the interviewer expected them to behave in a normal manner. More specifically, there was less Pathognomonic Verbalization and more Form Appropriateness in the normal expectation condition. The findings are consistent with current views as to the pathogenic effects of labeling and institutionalization.

Adult↗

Neurobehavioral assessment of Mohawk Indians for subclinical indications of methyl mercury neurotoxicity.

A total of 200 male and 200 adult female Mohawk Indians were examined by means of performance tests as part of a total health evaluation of participants in a medical field survey on the St. Regis Reserve. Age-corrected performance test scores were studied in relation to blood, urinary, and hair methyl mercury (MeHg) levels, and local fish consumption. Males were found to eat more fish than females and had relatively higher MeHg levels than females. Blood and hair MeHg levels were significantly correlated with local fish consumption for both sexes. Biological indicators of MeHg absorption suggested low exposure levels but did not correlate significantly with performance test scores. These findings indicate that the time of examination, St. Regis residents were exposed to almost "background" levels of MeHg and did not exhibit either subclinical or clinical manifestations of MeHg neurotoxicity.

Adult↗