Few studies have compared knowledge of the specific health risks of cannabis across jurisdictions. This study aimed to examine perceptions of the health risks of cannabis in Canada and US states with and without legal non-medical cannabis. Cross-sectional data were collected from the 2018 and 2019 International Cannabis Policy Study online…

In this descriptive study, the academic success (graduation rate, graduating grade-point-average, semesters to graduation) and the patterns of academic engagement (time from first to last enrollment, characteristics of the "time-outs" taken, between-semester volatility in grade-point-average) for five groups of students with psychiatric…

This study examined the commonalities and the differences between creativity and the schizophrenia spectrum. The variables measured were creativity, schizotypy, absorption, mystical experiences, spatial ability, balance, positive and negative presence, and neuroticism. Three community groups were recruited: 31 artists, 10 people with…

Despite the prevalence of mental health problems, society continues to stigmatize and discriminate against people with mental illness and in particular, schizophrenia. Among the negative consequences of stigma, is that some individuals with mental illness internalize negative stereotypes about themselves, referred to as self-stigma, which is…

Although previous research has suggested that people with subclinical levels of schizophrenic symptoms achieve a greater number of creative accomplishments, the contention that there is a creative cognitive advantage in schizotypy has received mixed support. It was hypothesized that accounting for complex relationships between (a) creative…

This 2012 research report, based on a national online survey conducted by the Canadian Teachers’ Federation (CTF) in collaboration with the Mental Health Commission of Canada, gathers the responses of over 3,900 teachers who voluntarily took part in the survey. Teachers were asked to identify the potential barriers to the provision of mental…

Stigma is a significant barrier to the improvement of the lives of people with schizophrenia. Little is known about the emergence of stigmatizing attitudes developmentally. The purpose of this study was to provide a provincial assessment of adolescent knowledge about schizophrenia and to identify the relationship between adolescent knowledge and…

Schizophrenic inpatients who were ready for discharge completed the Influential Relationships Questionnaire, measuring their perceptions of three characteristic attitudes (care, overprotection, and criticism) demonstrated by two influential people in the patients' lives. Readmitted patients rated the second-most influential person higher on the…

Administered the Eckblad and Chapman (1983) Magical Ideation Scale to groups of paranoid and nonparanoid schizophrenics and control subjects. Schizophrenics scored significantly higher than nonschizophrenic patients (mainly cases of affective disorder) and normal control subjects. Discusses theoretical and prognostic utility of this finding.…

Studies determining the prevalence of autistic children are reviewed. The findings of the survey, conducted in British Columbia in 1978 for the purpose of enumerating the children identified as autistic, psychotic, or schizophrenic, are presented. Among variables described are age, sex, school placement, manner of communication, and existence of…

Describes Boundless Adventures, a Canadian outdoor adventure program that offers 5-day trips to clients with mental-health problems. Suggests that the trips inspire hope, but that follow-up is needed to convert that hope into real lifestyle changes. Sidebars present a poem entitled "Hope" and describe the Clarke Institute of Psychiatry…

Event-related potential (ERP) studies have demonstrated impaired auditory sensory processing in patients with schizophrenia, as reflected in abnormal mismatch negativity (MMN). We sought to extend this finding by evaluating MMN in 13 treatment-refractory patients with schizophrenia, and 14 age- and gender-matched healthy controls. Subjects…

Objective: This study investigated the long-term effects of bilateral prefrontal leukotomy on lexical abilities in schizophrenia subjects. Method: We compared performances of leukotomized (LSP), non-leukotomized schizophrenia patients (NLSP) and normal controls, using a test of verbal fluency. Multiple case and triple comparison design were…

A study interviewed 8,548 participants in the Ontario Mental Health Supplement about parental psychiatric history and childhood physical and sexual abuse. Respondents reporting a parental history of depression, mania, or schizophrenia had a two to threefold increase in the rates of physical, sexual, or any abuse. (Contains references.) (CR)

In order to examine the effectiveness of a token economy program, sheltered workshop attendance of chronic schizophrenics was investigated under the following conditions: response cost versus no response cost consequences for nonattendance; response cost and noncontingent token payment; and restricted versus unrestricted mobility during the no…