Journal article

Predictors of the risk factors for suicide identified by the interpersonal-psychological theory of suicidal behaviour

Helen Christensen, Philip James Batterham, Andrew J Mackinnon, Tara Donker, Andrea Soubelet

Psychiatry Research | ELSEVIER IRELAND LTD | Published : 2014


The Interpersonal-Psychological Theory of Suicide (IPTS) has been supported by recent research. However, the nature of the models׳ three major constructs--perceived burdensomeness, thwarted belongingness and acquired capability - requires further investigation. In this paper, we test a number of hypotheses about the predictors and correlates of the IPTS constructs. Participants aged 32-38 from an Australian population-based longitudinal cohort study (n=1167) were assessed. IPTS constructs were measured by items from the Interpersonal Needs Questionnaire (INQ) and Acquired Capability for Suicide Scale (ACSS), alongside demographic and additional measures, measured concurrently or approximatel..

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Awarded by National Health and Medical Research Council (NHMRC)

Funding Acknowledgements

Funding for Waves 1 and 2 of the PATH study was provided by National Health and Medical Research Council (NHMRC) Program Grant 179805 (CIs Jorm, Christensen, Rodgers, Easteal and Anstey) and Unit Grant no. 973302. Wave 3 funding (CIs. Anstey, Christensen, Mackinnon, Easteal, Butterworth) was provided by NHMRC Project Grant no. 157125. HC is supported by NHMRC Fellowship 1056964. PB is supported by NHMRC Early Career Fellowship 1035262. We gratefully acknowledge the participants in this study, Patricia Jacomb, Karen Maxwell and PATH interviewers for their assistance.