Validation of the factorial structure of the Positive and Negative Syndrome Scale in use by untrained psychiatrists in routine care

摘要: Background. The Positive and Negative Syndrome Scale (PANSS) can be called the standard for assessment of schizophrenic disorders. It is well-known routinely used. In scientific studies clinical practice extensive training raters in use scale often not provided. question whether under such conditions psychometric properties guaranteed. Method. a 2-year drug utilization study on risperidone, 1895 outpatients were assessed by their treating psychiatrists, who working routine care, using modified version Symptom (PANSS/m). Physicians could trained scale. results these ratings analysed, comparing means internal consistency with original Kay et al. (Kay positive negative syndrome schizophrenia. Schizophr Bull 1987;13:261), factor analysis total sample split halves. Resul...