scholarly journals Reexamining the latent structure of suicidal thoughts using taxometric analysis: Implications for testing ideation to action theoretical models of suicidal thoughts and behavior.

2021 ◽  
Author(s):  
Andy P. Siddaway ◽  
Jill Holm-Denoma ◽  
Tracy K. Witte ◽  
John Ruscio
2021 ◽  
Author(s):  
Andy Siddaway ◽  
Jill Holm-Denoma ◽  
Tracy K. Witte ◽  
John Ruscio

A central question in psychological science concerns whether psychological constructs are best conceptualized as dimensional or consist of one or more categories. The present study uses contemporary taxometric procedures to examine the latent structure of suicidal thoughts, with implications for how suicidal thoughts and behavior (STB) ought to be conceptualized, assessed, measured, and managed. Three nonredundant taxometric procedures (MAMBAC, MAXEIG, and L-Mode) were performed on various sets of indicators, and analyses were replicated across two large samples that included large numbers of individuals reporting current and recent STB. Results provide further evidence that the latent structure of suicidal thoughts is best understood as dimensional. However, inconsistent findings across studies and the relatively small number of taxometric studies conducted to date both suggest that it is premature to draw clear or definitive conclusions about the latent structure of STB being dimensional or categorical based on taxometric evidence. We report a meta-analysis of the current literature which evidences this ambiguity. We provide a detailed, critical discussion of the STB taxometric literature and outline key directions for future taxometric studies in this area, particularly how taxometric analysis relates to testing ‘ideation to action’ theoretical models, which hypothesize that the development of suicidal ideation and the progression from suicide desire to attempting suicide are distinct processes with distinct explanations/mechanisms. It remains entirely possible that qualitatively distinct types of STB (e.g., representing ideation vs. action) or populations have different latent structures indicating different levels of risk.


Addiction ◽  
2014 ◽  
Vol 109 (10) ◽  
pp. 1707-1717 ◽  
Author(s):  
Richard J. E. James ◽  
Claire O'Malley ◽  
Richard J. Tunney

2021 ◽  
Vol 12 ◽  
Author(s):  
Elizabeth D. Ballard ◽  
Jessica R. Gilbert ◽  
Christina Wusinich ◽  
Carlos A. Zarate

Rapid-acting interventions for the suicide crisis have the potential to transform treatment. In addition, recent innovations in suicide research methods may similarly expand our understanding of the psychological and neurobiological correlates of suicidal thoughts and behaviors. This review discusses the limitations and challenges associated with current methods of suicide risk assessment and presents new techniques currently being developed to measure rapid changes in suicidal thoughts and behavior. These novel assessment strategies include ecological momentary assessment, digital phenotyping, cognitive and implicit bias metrics, and neuroimaging paradigms and analysis methodologies to identify neural circuits associated with suicide risk. This review is intended to both describe the current state of our ability to assess rapid changes in suicide risk as well as to explore future directions for clinical, neurobiological, and computational markers research in suicide-focused clinical trials.


2017 ◽  
Vol 46 (6) ◽  
pp. 507-521 ◽  
Author(s):  
Grace B. Boyers ◽  
Joshua J. Broman-Fulks ◽  
David P. Valentiner ◽  
Kathleen McCraw ◽  
Lisa Curtin ◽  
...  

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