Barbara E Mcdermott

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OBJECTIVE This study examined factors motivating inpatient aggression in a sample of chronically assaultive state hospital patients. METHODS Inpatients who had committed three or more assaults over a one-year period were identified by using an incident report database. Aggressive episodes were categorized as impulsive, organized, or psychotic by using a(More)
OBJECTIVE The study examined behavioral and cognitive factors that may place mentally ill persons at increased risk of infection by the human immunodeficiency virus (HIV). METHODS Sixty-one patients consecutively admitted to a psychiatric inpatient unit of a public general hospital completed questionnaires focused on their knowledge about AIDS and their(More)
Whereas etiological heterogeneity of the various types of schizophrenia has been repeatedly proposed, relatively few attempts have been made to separate the component diseases. Using a strategy focusing on bimodal distributions within several relevant domains of schizophrenia, we demonstrate that currently available data on schizophrenia patients are(More)
This study was designed to identify the types of neuropsychological deficits that are unique to familial and nonfamilial forms of schizophrenia. Seventy-two patients who met Research Diagnostic Criteria for schizophrenia or schizoaffective disorder, mainly schizophrenic, were divided into two groups on the basis of the presence or absence of a family(More)
Actuarial violence risk assessments, many of which include the construct of psychopathy, have been shown to be superior to clinical judgment in the prediction of long-term risk of community violence and recidivism. While these instruments initially appeared to provide similarly accurate judgments of risk of institutional aggression, recent research has(More)
Although the construct of psychopathy is frequently construed as a unitary syndrome, the Psychopathic Personality Inventory (PPI; Lilienfeld & Andrews, 1996) and its revision, the PPI-R (Lilienfeld & Widows, 2005), are composed of 2 scales, termed Fearless Dominance (FD) and Self-Centered Impulsivity (SCI), which appear to reflect orthogonal dimensions. In(More)
Recent data suggest that latency of neuroleptic response may be used to separate distinct subtypes of psychotic disorders. In this preliminary study we contrast family patterns of illness of rapid neuroleptic response psychotics and delayed neuroleptic response psychotics. The data show that first-degree relatives of delayed neuroleptic response psychotics(More)
BACKGROUND In an effort to determine illness factors associated with criminality among bipolar patients, we identified bipolar arrestees housed in the psychiatric division of the Los Angeles County Jail who had a history of psychiatric treatment in the Los Angeles County community mental health system. METHOD Los Angeles County's computerized management(More)
The distribution of drug-free plasma homovanillic acid (pHVA) concentrations was studied in a sample of psychotic patients, some of whom were selected for good prognostic features. Baseline pHVA was bimodally distributed, suggesting two different patient populations. The high-pHVA patients showed periods of better functioning and/or fewer symptoms 5 years(More)