PharmacopsychiatryDOI: 10.1055/s-0031-1298022The aim of this study was to estimate the potential bias by personality traits for ratings on the Positive and Negative Syndrome Scale (PANSS).Personality dimensions (five factor model), personality traits (SCID-II) and PANSS scores were assessed prospectively in 45 patients with schizophrenia spectrum disorders (SSD).Borderline (r=0.34; p=0.021), avoidant (r=0.66; p<0.001) and depressive (r=0.51; p<0.001) personality traits were significantly correlated with the PANSS total score. There were significant correlations for all PANSS subscores with the exemption of PANSS positive. In multivariate analyses, the final models for PANSS total score and PANSS depressive explained a total of 45.3% and 54.3% of the variance. Avoidant traits could le...

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