Exploring Differences in Criminogenic Risk Factors and Criminal Behavior Between Young Adult Violent Offenders With and Without Mild to Borderline Intellectual Disability
Abstract:The relation between mild to borderline intellectual disability (MBID) and violent offense behavior was studied among a group of former juvenile delinquents currently in a diversion program for persistent young adult violent offenders from Amsterdam ( N = 146). Offenders were considered MBID if they had received juvenile probation from the local youth care agency specialized in intellectual disability (21%). A file study was used to estimate prevalence rates of criminogenic risk factors. Police data were used … Show more
“…This is a particularly prominent consideration when conducting risk assessments with people with developmental disorders, where there is a reliance on tools developed for neurotypical offenders. Research has highlighted a variety of criminogenic risk factors that are unique or particularly pertinent to, people with developmental disorders (Segeren et al, 2016), driving calls for the need to adapt existing SPJ tools (Boer et al, 2007;Pouls and Jeandarme, 2015). Consideration of alternative or additional factors that are of importance in the assessment of risk in individuals with a developmental disorder is necessitated.…”
Section: Discussionmentioning
confidence: 99%
“…In the first instance, the utility of the SAVRY in risk assessment with people with developmental disorders warrants exploration. The absence of any research directly exploring the predictive validity of the SAVRY in adolescent developmental disorder samples, in the context of evidence highlighting unique criminogenic risk factors for this population (Segeren et al, 2016), reflects a crucial omission in the literature.…”
Purpose
Adverse childhood experiences (ACEs) are highly prevalent in people with developmental disorders who engage in offending behaviour. Many violence-based risk assessment tools include items pertaining to ACEs, and may inflate risk scores in trauma-exposed groups. This paper aims to explore the relationships between ACEs, risk assessment scores, incidents of risk and restrictive practices, in adolescents with developmental disorders in a forensic inpatient setting.
Design/methodology/approach
Secondary analysis was conducted on clinical data for 34 adolescents detained to a developmental disorder service. Data were extracted for Structured Assessment of Violence Risk in Youth (SAVRY) risk scores and risk behaviours and restrictive practices, as measures of observed risk.
Findings
Participants exposed to more ACEs had higher SAVRY risk scores (p < 0.001, two-tailed), with elevations specifically on the historical subscale (p < 0.001, two-tailed). Neither ACEs nor risk scores were associated with the frequency of risk behaviours. Nevertheless, participants exposed to four or more ACEs were secluded more frequently (p = 0.015, two-tailed), indicating a potential association between trauma and risk severity. Those with more complex developmental disorders experienced fewer ACEs (p = 0.02, two-tailed) and engaged in self-harm behaviours less frequently (p = 0.04, two-tailed).
Research limitations/implications
The inclusion of ACEs in risk assessment tools may lead to the inadvertent stigmatization of trauma-exposed individuals. Further investigation is necessary to offer clarity on the impact of early adversity on risk assessment accuracy and levels of institutional risk, and the role of developmental disorders in this relationship.
Originality/value
To the best of the authors’ knowledge, this study is the first to explore the relative associations between ACEs, risk assessment scores and observed institutional risk and does so in a highly marginalized population.
“…This is a particularly prominent consideration when conducting risk assessments with people with developmental disorders, where there is a reliance on tools developed for neurotypical offenders. Research has highlighted a variety of criminogenic risk factors that are unique or particularly pertinent to, people with developmental disorders (Segeren et al, 2016), driving calls for the need to adapt existing SPJ tools (Boer et al, 2007;Pouls and Jeandarme, 2015). Consideration of alternative or additional factors that are of importance in the assessment of risk in individuals with a developmental disorder is necessitated.…”
Section: Discussionmentioning
confidence: 99%
“…In the first instance, the utility of the SAVRY in risk assessment with people with developmental disorders warrants exploration. The absence of any research directly exploring the predictive validity of the SAVRY in adolescent developmental disorder samples, in the context of evidence highlighting unique criminogenic risk factors for this population (Segeren et al, 2016), reflects a crucial omission in the literature.…”
Purpose
Adverse childhood experiences (ACEs) are highly prevalent in people with developmental disorders who engage in offending behaviour. Many violence-based risk assessment tools include items pertaining to ACEs, and may inflate risk scores in trauma-exposed groups. This paper aims to explore the relationships between ACEs, risk assessment scores, incidents of risk and restrictive practices, in adolescents with developmental disorders in a forensic inpatient setting.
Design/methodology/approach
Secondary analysis was conducted on clinical data for 34 adolescents detained to a developmental disorder service. Data were extracted for Structured Assessment of Violence Risk in Youth (SAVRY) risk scores and risk behaviours and restrictive practices, as measures of observed risk.
Findings
Participants exposed to more ACEs had higher SAVRY risk scores (p < 0.001, two-tailed), with elevations specifically on the historical subscale (p < 0.001, two-tailed). Neither ACEs nor risk scores were associated with the frequency of risk behaviours. Nevertheless, participants exposed to four or more ACEs were secluded more frequently (p = 0.015, two-tailed), indicating a potential association between trauma and risk severity. Those with more complex developmental disorders experienced fewer ACEs (p = 0.02, two-tailed) and engaged in self-harm behaviours less frequently (p = 0.04, two-tailed).
Research limitations/implications
The inclusion of ACEs in risk assessment tools may lead to the inadvertent stigmatization of trauma-exposed individuals. Further investigation is necessary to offer clarity on the impact of early adversity on risk assessment accuracy and levels of institutional risk, and the role of developmental disorders in this relationship.
Originality/value
To the best of the authors’ knowledge, this study is the first to explore the relative associations between ACEs, risk assessment scores and observed institutional risk and does so in a highly marginalized population.
“…Next, information from the screenings, combined with data from youth care files (Segeren, Fassaert, Kea, de Wit, & Popma, 2016), enabled the Municipal Public Health Service gain better insight into the group as a whole. Accumulation of problems in the past (i.e., adverse childhood experiences) and present has resulted in the notion that at least one-third of the Top600 population may be considered a target group for the public mental health care system (Fassaert, Segeren, Grimbergen, Tuinebreijer, & de Wit, 2016).…”
Section: A S E I: the Top6 0 0 Approach Of Hig H -Impac T Crime Smentioning
“…Individuals with ID share similar risk factors for offending as the general population. Risk factors include being; young and male (Simpson & Hogg, 2001), Indigenous (Haysom et al, 2014), experiencing mental health disorders (Dias et al, 2013a; Klimecki et al, 1994), problematic alcohol and drug issues (Bhandari et al, 2015; Klimecki et al, 1994; Lindsay et al, 2013), educational disengagement (Bhandari et al, 2015; Dias et al, 2013b), unemployment (Cockram, 2005; Klimecki et al, 1994), social disadvantage (Bhandari et al, 2015; Segeren et al, 2018), and homelessness (Borzycki & Baldry, 2003).…”
Prisoners with an intellectual disability (ID) are an over-represented group in custody, with studies indicating this group is more likely to reoffend and be reincarcerated than the general prison population. While prisoners with ID share many of the same risk factors for recidivism as the general prison population, the lack of adequate disability support has been argued to be an additional key driver of recidivism for this group. This study aims to investigate reincarceration and factors associated with reincarceration after a first adult custody episode, including the impact of provision of general and specialist disability supports. The study used linked disability support services and custody data to identify a cohort of 1,129 prisoners with ID who were released from a first adult custodial episode in New South Wales (NSW) between 2005 and 2015. Over the follow-up period, the linked custody data showed that 72% (813) of those identified with an ID and released from a first adult custodial episode returned to prison, of which 76% (617) received no post-release disability support. This study found that 27% (308) of the study cohort had received a disability support service post-release from adult custody. Receipt of disability support was associated with a lower risk of reincarceration, while younger age and shorter duration of the custodial episode were associated with higher risk of reincarceration. The potential for disability support to lower risk of reincarceration highlights the importance of funding programmes that connect prisoners with ID to appropriate post-release disability supports.
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