Childhood trauma, psychosis and schizophrenia: a literature review with theoretical and clinical implications
Objective: To review the research addressing the relationship of childhood trauma to
psychosis and schizophrenia, and to discuss the theoretical and clinical implications …
psychosis and schizophrenia, and to discuss the theoretical and clinical implications …
The factor structure for the Positive and Negative Syndrome Scale (PANSS) in recent-onset psychosis
R Emsley, J Rabinowitz, M Torreman… - Schizophrenia …, 2003 - Elsevier
The Positive and Negative Syndrome Scale (PANSS) is a widely used instrument for
measuring severe psychopathology in adult patients with schizophrenia. Data, primarily on …
measuring severe psychopathology in adult patients with schizophrenia. Data, primarily on …
Searching for a consensus five-factor model of the Positive and Negative Syndrome Scale for schizophrenia
RS Wallwork, R Fortgang, R Hashimoto… - Schizophrenia …, 2012 - Elsevier
Although the developers of the Positive and Negative Syndrome Scale (PANSS) grouped
items into three subscales, factor analyses indicate that a five-factor model better …
items into three subscales, factor analyses indicate that a five-factor model better …
Toward understanding the insight paradox: internalized stigma moderates the association between insight and social functioning, hope, and self-esteem among …
Research has paradoxically linked awareness of illness to both better function outcomes
and lesser hope and self-esteem. One possible explanation for these findings is that …
and lesser hope and self-esteem. One possible explanation for these findings is that …
Pathways between internalized stigma and outcomes related to recovery in schizophrenia spectrum disorders
Objective: The mechanisms by which internalized stigma affects out-comes related to
recovery among people with severe mental illness have yet to be explicitly studied. This …
recovery among people with severe mental illness have yet to be explicitly studied. This …
The Clinical Global Impression–Schizophrenia scale: a simple instrument to measure the diversity of symptoms present in schizophrenia
Objective: To describe the development and validation of the Clinical Global Impression–
Schizophrenia (CGI‐SCH) scale, designed to assess positive, negative, depressive and …
Schizophrenia (CGI‐SCH) scale, designed to assess positive, negative, depressive and …
The effects of risperidone on the five dimensions of schizophrenia derived by factor analysis: combined results of the North American trials
Background: In two double-blind trials conducted in North America, 513 patients with chronic
schizophrenia received risperidone, haloperidol, or placebo. In the present study, combined …
schizophrenia received risperidone, haloperidol, or placebo. In the present study, combined …
Clinical significance of neurological soft signs in schizophrenia: factor analysis of the Neurological Evaluation Scale
BACKGROUND: Nonlocalizing neurologic deficits detectable by clinical evaluation–“soft
signs”–are a robust finding in patients diagnosed with schizophrenia, but their conceptual …
signs”–are a robust finding in patients diagnosed with schizophrenia, but their conceptual …
Meta-analysis of the positive and Negative Syndrome Scale (PANSS) factor structure
A Shafer, F Dazzi - Journal of psychiatric research, 2019 - Elsevier
A meta-analysis of the results of 45 factor analyses (n= 22,812) of the Positive and Negative
Syndrome Scale (PANSS) was conducted. Meta-analyses of the PANSS was conducted …
Syndrome Scale (PANSS) was conducted. Meta-analyses of the PANSS was conducted …
Sample size requirements for the internal validation of psychiatric scales
A Rouquette, B Falissard - International journal of methods in …, 2011 - Wiley Online Library
The ratio of subjects to variables (N/p), as a rule to calculate the sample size required in
internal validity studies on measurement scales, has been recommended without any strict …
internal validity studies on measurement scales, has been recommended without any strict …