Remaining between the cracks: The long-term effect of different suicide risk exclusion criterion on outcomes of an online intervention for depression

Background: Previous studies have demonstrated that excluding individuals at risk of suicide from online depression interventions can impact recruited sample characteristics. Aim: To determine if a small change in suicide risk exclusion criterion led to differences in the usage and effectiveness of an Internet depression intervention at 6 months of follow-up. Method: A partial sample of a recently completed online […]

Examining the effects of response monitoring instructions on endorsements of suicidal ideation in an online study

Introduction: It is common practice for researchers to monitor responses to items assessing suicidal ideation and follow-up with high-risk participants, when their identities are known. However, it is becoming increasingly common for researchers to administer fully anonymous online surveys that do not allow for follow-ups with participants at higher risk. The aim of the current study […]

Involving young people with lived and living experience of suicide in suicide research: A Delphi study

Background: Research into youth suicide prevention rarely involves young people with lived and living experiences as collaborators. Key barriers include a lack of guidelines or frameworks to inform collaboration, appropriate ethical approval processes, perceived risk, and recruitment. Aim: To develop guidelines for involving young people with lived and living experiences in suicide research as collaborators. Method: A Delphi expert consensus […]

The origins and evolution of the field of masculinity and suicide: A bibliometric and content analysis of the research field

Background In most countries, men complete suicide at twice the rate of women; masculinity plays an important role in placing men at a greater risk of suicide. This study identifies and describes trends in the topics discussed within the masculinity and suicide literature and explores changes over time. Methods We retrieved publications relating to masculinity […]

Attitudes among the Australian public toward AI and CCTV in suicide prevention research: A mixed methods study

Research is underway exploring the use of closed-circuit television (CCTV) cameras and artificial intelligence (AI) for suicide prevention research in public locations where suicides occur. Given the sensitive nature and potential implications of this research, this study explored ethical concerns the public may have about research of this nature. Developed based on the principle of […]

Suicide research with refugee communities: The case for a qualitative, sociocultural, and creative approach

People from refugee backgrounds experience distinctively complex situations pre- and post-resettlement and are at heightened risks of suicide. The bulk of research on refugee suicide and suicidal ideation is based on diagnostic perspectives, biomedical approaches, and quantitative measures. To explore lived experience of suicide among refugee communities in more depth, this review highlights the need […]

Active involvement of people with lived experience of suicide in suicide research: A Delphi consensus study

Background The importance and value of involvement of people with lived experience of suicide has been recognized in suicide research and prevention. Nonetheless, clear guidance on research collaboration and co-production is lacking. This study aimed to address this gap by developing a set of guidelines on active involvement of people with lived experience of suicide […]

Application of the multiple dependent state sampling strategy to late adolescent suicide rates

A multiple dependent state sampling plan (MDSSP) is designed when the lifetimes of the variables follow New Lomax Rayleigh Distribution (NLRD). The decision to accept or reject a lot in the proposed methodology is based on the quality of the given present or previous lots. A binomial model-based operating characteristic curve (OC curve) for continuous […]

Development and validation of a questionnaire to measure association factors with suicide: An instrument for a populational survey

Background and Aims Our goal was to develop an online questionnaire to survey the prevalence of suicidal behavior. Methods We developed a questionnaire with 51 variables and proceeded with validations. Validations were performed using face validity, content validity, and construct validity. Reliability was performed by test−rest. Results The face validity was 1.0 and the content […]

Assessing the reliability of the CAMS rating scale using a generalizability study

Background: An important consideration when conducting randomized controlled trials is treatment differentiation. Direct observation helps ensure that providers in different treatment groups are delivering distinct interventions. One direct observation method is the use of a measure to rate clinician performance when delivering an intervention. Aims: This generalizability study evaluated the reliability of the CAMS Rating Scale (CRS), a […]

Ethical issues to consider in designing suicide prevention studies: An expert consensus study

Aim: Research is imperative to advance our understanding of suicidal behavior and its prevention. Suicide prevention research involves various ethical issues, many of which are not straightforward to address. Hence, suicide prevention researchers sometimes face particular issues when designing their research studies. This expert consensus study aimed to identify the most important ethical issues to consider […]

Preparatory studies to a population-based survey of suicide-bereaved parents in Sweden

Background: There is a need for evidence-based guidelines on how professionals should act following a suicide. In an effort to provide empiric knowledge, we designed a nationwide population-based study including suicide-bereaved parents. Aim: To describe the process from creating hypotheses through interviews to the development of a population-based questionnaire. Method: We used interviews, qualitative analysis and various means […]

Mapping suicide in London: A brief methodological case study on the application of the smoothing technique

Background: When one intends to globally smooth unstable rates, e.g., suicide rates in a region, one needs to consider whether it is better to smooth the rates toward the global mean of the country or toward the global mean of the same region. Aims: The present study aims to provide a methodological framework to answer this question […]

Research participation experiences of informants of suicide and control cases: Taken from a case-control psychological autopsy study of people who died by suicide

Background: Ethical issues have been raised about using the psychological autopsy approach in the study of suicide. The impact on informants of control cases who participated in case-control psychological autopsy studies has not been investigated. Aims: (1) To investigate whether informants of suicide cases recruited by two approaches (coroners’ court and public mortuaries) respond differently to the […]

Engagement and retention of suicide attempters in clinical research: Challenges and solutions

Background High attrition rates in longitudinal research can limit study generalizability, threaten internal validity, and decrease statistical power. Research has demonstrated that there can be significant differences between participants who complete a research study and those who drop out prematurely, and that treatment outcomes may be dependent on retention in a treatment protocol. Aims The […]

Current practices of suicide risk management protocols in research

Background Participant safety is an important concern in mental-health-oriented research. Investigators conducting studies in the United States that include potentially suicidal individuals are often required to develop written suicide risk management (SRM) protocols. But little is known about these protocols. It is possible that such protocols could serve as templates for suicide risk management in […]

Doing the right thing: Ethical issues in designing suicide prevention studies

Important ethical challenges arise from features that are central to suicide research, such as the involvement of participants who might have an increased risk of suicide and asking suicide-related questions of participants.

The association between resiliency factors and suicide indicators among American Indian/Alaska Native middle school students in New Mexico: A strength-based analysis

Objective: Suicide is a leading cause of death among American Indian/Alaska Native (AI/AN) young people aged 10-19 years in the United States, but data collection and reporting in this population are lacking. We examined results of an oversample project in New Mexico to determine the association between resiliency factors and suicide-related behaviors among AI/AN middle […]

Ethical issues to consider in designing suicide prevention studies: An expert consensus study

Aim: Research is imperative to advance our understanding of suicidal behavior and its prevention. Suicide prevention research involves various ethical issues, many of which are not straightforward to address. Hence, suicide prevention researchers sometimes face particular issues when designing their research studies. This expert consensus study aimed to identify the most important ethical issues to consider […]

Conducting research with individuals at risk for suicide: Protocol for assessment and risk management

Objective Suicide prediction, prevention, and intervention are urgent research areas. One barrier for research with high-risk populations is limited resources to manage risk in a research setting. We describe using the University of Washington Risk Assessment Protocol (UWRAP) to assess and manage suicide risk during phone-administered eligibility assessments in two clinical trials. Method Study 1 […]

A gentle tutorial on power simulations in suicide research: Worked examples in R

Introduction Power analysis is critical for both planning future research samples and evaluating the reasonability of answers produced by pre-existing and fixed samples. Unfortunately, the irregularity of suicide-related data and the need for increasingly complex models in suicide research can make traditional power formulas inaccurate or even unusable. Ignoring these common problems risks both over- […]

Causal inference in suicide research: When you should (and should not!) control for extraneous variables

Objective Although causal inference is often straightforward in experimental contexts, few research questions in suicide are amenable to experimental manipulation and randomized control. Instead, suicide prevention specialists must rely on observational data and statistical control of confounding variables to make effective causal inferences. We provide a brief summary of recent covariate practice and a tutorial […]

Applying text mining methods to suicide research

Objective To introduce the research methods of computerized text mining and its possible applications in suicide research and to demonstrate the procedures of applying a specific text mining area, document classification, to a suicide-related study. Method A systematic search of academic papers that applied text mining methods to suicide research was conducted. Relevant papers were […]