Report on Positive and Negative Syndrome Scale Workshop

Item response analysis of the Positive and Negative Syndrome Scale

BACKGROUND Statistical models based on item response theory were used to examine (a) the performance of individual Positive and Negative Syndrome Scale (PANSS) items and their options, (b) the effectiveness of various subscales to discriminate among individual differences in symptom severity, and (c) the appropriateness of cutoff scores recently recommended by Andreasen and her colleagues (2005...

The positive and negative syndrome scale (PANSS) for schizophrenia.

The variable results of positive-negative research with schizophrenics underscore the importance of well-characterized, standardized measurement techniques. We report on the development and initial standardization of the Positive and Negative Syndrome Scale (PANSS) for typological and dimensional assessment. Based on two established psychiatric rating systems, the 30-item PANSS was conceived as...

Effect of Positive and Negative Embodies on Attractiveness Processes

Background and Objective: Human being as a social-emotional being is constantly adapting to the environment. In this regard, interpersonal excitement is very important in terms of interpersonal communication as well as in terms of social perception. Therefore, the purpose of this study was to investigate the effect of positive and negative excitement induced on attention processes. Method...

Workshop Report: Large-Scale Parallel KDD Systems

Psychopathological syndromes of schizophrenia: evaluation of the dimensional structure of the positive and negative syndrome scale.

The Positive and Negative Syndrome Scale (PANSS) was originally designed as a rating system that provides balanced representation of positive and negative symptom features. Evidence from recent factor-analytic studies suggests that a five-dimensional solution appears to best fit the psychopathological data as assessed with the PANSS. To investigate the dimensional structure, we administered the...