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This study examines the association of individual and familial risk factors with exposure to trauma and posttraumatic stress disorder (PTSD) in male twins (N = 6744) from the Vietnam Era Twin Registry. Independent reports of familial psychopathology from co-twins were used to avoid the potential biases of the family history method. Risk for exposure to(More)
OBJECTIVE The factor structures of individual positive and negative symptoms as well as global ratings were examined in a diagnostically heterogeneous group of subjects. METHOD Subjects were identified through a clinical and family study of patients with major psychoses at a VA medical center and evaluated with the Scale for the Assessment of Negative(More)
Past literature suggests that schizophrenic men and women may be at different risks for developing different subtypes of schizophrenia. This hypothesis was tested using data from the well-known retrospective cohort family studies, the Iowa 500 and the Iowa non-500. The sample consisted of 171 male and 161 female DSM-III schizophrenic patients and 713 of(More)
Studies of the increased or decreased risk of specific physical diseases in patients with schizophrenia and affective disorder are reviewed. Existing data suggest further examination of the following relationships: (1) the presence in schizophrenics of increased incidence of gastrointestinal cancer and of cardiovascular and infectious diseases, and of(More)
Data on empirical associations between religious variables and health outcomes are needed to clarify the complex interplay between religion and mental health. The aim of this study was to determine whether associations with health variables are primarily attributable to explicitly religious aspects of spiritual well-being (SWB) or to "existential" aspects(More)
Psychiatry as a medical discipline has a special concern for preventing premature deaths in psychiatric patients. Such patients continue to be at excess mortality risk despite changing patterns of causes of death and improvements in the treatment of some diagnostic groups. In this overview of current findings and research trends, we find a continuing need(More)
Hospital records of 72 drug abusers with psychoses (DAP) were analyzed to clarify the relationship between drug abuse and psychosis. Comparison groups included schizophrenics and atypical schizophrenics without drug abuse and drug abusers without psychoses (DA). Compared with DAP in whom psychoses lasted less than six months before admission (DAP-short),(More)
Results from a 40-year followup study of psychotic patients are presented to illustrate some of the major findings and unanswered questions about excess mortality in schizophrenia and to suggest analytical approaches that take full account of the potential effects of sample heterogeneity. In this study, hospital-diagnosed schizophrenia patients were at(More)
The Iowa Structured Psychiatric Interview (ISPI) is an interview form designed for psychiatric epidemiological research in the general population. Its use provides detailed information about important aspects of psychiatric, social, and family history. Detailed information is gathered about the frequency and duration of symptoms that characterize(More)
To assess whether long-term outcome of former drug abuse patients who had psychotic symptoms was related to duration of psychosis before hospitalization, the authors rated the psychiatric, occupational, and residential outcome of 101 former drug abuse patients based on interviews conducted ten years after their admission to a psychiatric hospital. At(More)