Initial development and preliminary psychometric properties of the Prodromal Inventory of Negative Symptoms (PINS).

ABSTRACT: In the psychosis prodrome, sub-threshold positive symptoms are often preceded by negative symptoms. Individuals exhibiting these attenuated symptoms are primarily adolescents and young adults at clinical high-risk (CHR) for developing a psychotic disorder. In the CHR state, negative symptoms are highly predictive of the transition to diagnosable illness, making the assessment of these symptoms very important. Existing scales used to evaluate negative symptoms in this critical population are informative but have conceptual and psychometric limitations and/or were not designed according to modern conceptions delineated in the 2005 NIMH Negative Symptom Consensus Conference. The current study reports the development of the Prodromal Interview of Negative Symptoms (PINS) - a next-generation sc

SUBMITTER: Pelletier-Baldelli A 

PROVIDER: S-EPMC5548645 | biostudies-literature | 2017 Nov

REPOSITORIES: biostudies-literature