The Self‐Injury Questionnaire: evaluation of the psychometric properties in a clinical population

This paper presents the findings, from a clinical study, on the reliability and validity of a new measure for intentions in self-harm behaviour, the Self-Injury Questionnaire (SIQ). Eighty-three patients, who had presented to an emergency department with an episode of self-harm/suicidal behaviour, were given the SIQ as part of a battery of measures to evaluate differentiation in self-harm intentions based upon a history of childhood physical …