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1.
Arch Suicide Res ; : 1-10, 2024 Jan 27.
Article in English | MEDLINE | ID: mdl-38279836

ABSTRACT

OBJECTIVE: The Interpersonal Theory of Suicide posits that suicidal behavior results from thwarted belongingness, perceived burdensomeness, and capability for suicide. Considering that food insecurity (FI) may be linked to these constructs to differing extents based on severity of FI, this study examined cross-sectional associations between levels of FI and suicidal ideation, plans, and attempts in a nationally representative sample of adults in the United States. METHODS: Data for this study were collected in 2001-2003 from 5,552 participants in the National Comorbidity Survey Replication (Mage=44.8 ± 0.5 years; 53.8% female). Prevalence ratios (PRs) and 95% confidence intervals (CIs) were generated using modified Poisson regression to examine past-year ideation, plans, and attempts with intent of lethality by past-year FI level (assessed with a modified version of the Short Form U.S. Household Food Security Scale). RESULTS: After controlling for sociodemographic covariates, low food security was significantly associated with elevated prevalence of suicidal ideation, plans, and attempts (ideation: PR = 2.21, 95% CI 1.32-3.70; plans: PR = 5.42, 95% CI 2.71-10.83; attempts: PR = 5.35, 95% CI 2.38-12.03). Very low food security (i.e., more severe FI) exhibited stronger associations yet with suicidal ideation, plans, and attempts (ideation: PR = 6.99, 95% CI 4.10-11.92; plans: PR = 17.21, 95% CI 8.41-35.24; attempts: PR = 14.72, 95% CI 4.96-43.69). CONCLUSIONS: Findings indicative of a dose-response relationship between FI and suicidal ideation, plans, and attempts emphasize the need to increase reach of food assistance programs, increase availability of mental health services in food-insecure populations, and routinely screen for FI in mental health practice.


Cross-sectional data from nationally representative sample of U.S. adultsFood insecurity linked with suicidal ideation, plans, and attemptsDose-response relationship observed according to severity of food insecurity.

2.
Suicide Life Threat Behav ; 54(1): 129-137, 2024 Feb.
Article in English | MEDLINE | ID: mdl-38009622

ABSTRACT

INTRODUCTION: People with eating disorders (EDs) frequently report self-injurious thoughts and behaviors (SITBs). We aimed to replicate and extend findings demonstrating greater interoceptive deficits according to SITB severity. We predicted that interoceptive deficits would be greater among people with versus without lifetime SITBs and among those with multiple suicide attempts compared with single attempts or nonsuicidal self-injury. We also predicted that interoception would be increasingly impaired with greater current suicidality severity. METHOD: Adults (N = 118) seeking ED treatment reported current and lifetime SITBs upon admission to treatment. We used planned contrasts to compare interoceptive deficits (self-reported using the Eating Disorders Inventory) by SITB and current suicidality groups (assessed by self-report and clinical interview). RESULTS: Interoceptive deficits were greater among people with any SITB history compared to those without. People with multiple suicide attempts did not differ in interoceptive deficits from those with single attempts or only nonsuicidal self-injury. Interoceptive deficits were elevated among those with any current suicidality compared to those with no suicidal symptoms; interoceptive deficits did not differ according to severity of suicidality. CONCLUSION: Among those with EDs, interoceptive deficits are elevated among those with concurrent SITBs. Interventions aimed at improving interoception may reduce the risk for SITBs.


Subject(s)
Feeding and Eating Disorders , Self-Injurious Behavior , Adult , Humans , Suicide, Attempted , Suicidal Ideation , Self Report
3.
Int J Eat Disord ; 56(9): 1694-1702, 2023 09.
Article in English | MEDLINE | ID: mdl-37212510

ABSTRACT

OBJECTIVE: The present study sought to characterize the temporal patterns of binge eating and theorized maintenance factors among individuals with binge-eating disorder (BED). METHOD: Ecological momentary assessment of 112 individuals and mixed-effects models were used to characterize the within- and between-day temporal patterns of eating behaviors (binge eating, loss of control only eating, and overeating only), positive and negative affect, emotion regulation difficulty, and food craving. RESULTS: Risk for binge eating and overeating only was highest around 5:30 p.m., with additional binge-eating peaks around 12:30 and 11:00 p.m. In contrast, loss of control eating without overeating was more likely to occur before 2:00 p.m. Risk for binge eating, loss of control only eating, and overeating only did not vary across days in the week. There was no consistent pattern of change in negative affect throughout the day, but it decreased slightly on the weekend. Positive affect showed a decrease in the evenings and a smaller decrease on the weekend. The within-day patterns of food craving, and to some extent emotion regulation difficulty, resembled the pattern of binge eating, with peaks around meal times and at the end of the night. DISCUSSION: Individuals with BED appear most susceptible to binge-eating around dinner time, with heightened risk also observed around lunch time and late evening, though the effects were generally small. These patterns appear to most strongly mimic fluctuations in craving and emotion dysregulation, although future research is needed to test the temporal relationships between these experiences directly. PUBLIC SIGNIFICANCE: It is unknown which times of the day and days of the week individuals with binge-eating disorder are most at risk for binge eating. By assessing binge-eating behaviors in the natural environment across the week, we found that individuals are most likely to binge in the evening, which corresponds to the times when they experience the strongest food craving and difficulty with regulating emotions.


Subject(s)
Binge-Eating Disorder , Bulimia , Humans , Binge-Eating Disorder/psychology , Bulimia/psychology , Emotions/physiology , Hyperphagia/psychology , Feeding Behavior/psychology
4.
J Psychiatr Res ; 158: 231-244, 2023 02.
Article in English | MEDLINE | ID: mdl-36603318

ABSTRACT

Internalizing mental disorders are highly comorbid with one another, and evidence suggests that etiological processes contributing to these disorders often overlap. This systematic umbrella review aimed to synthesize meta-analytic evidence from observational longitudinal studies to provide a comprehensive overview of potentially modifiable risk and protective factors across the depressive, anxiety, and eating disorder psychopathology domains. Six databases were searched from inception to August 2022. Only meta-analyses of longitudinal studies that accounted for baseline psychopathology (either via exclusion of baseline cases or statistical adjustment for baseline symptoms) were included. Methodological quality of meta-analyses was evaluated using the AMSTAR 2, and quality of evidence for each analysis was rated using GRADE. Study selection, quality assessment, and data extraction were conducted in duplicate by independent reviewers. The protocol for this review was registered with PROSPERO (CRD42020185575). Sixty-one meta-analyses were included, corresponding to 137 meta-analytic estimates for unique risk/protective factor-psychopathology relationships. Most potential risk/protective factors, however, were examined only in relation to depressive psychopathology. Concern over mistakes and self-esteem were the only risk and protective factors, respectively, identified as statistically significant across depressive, anxiety, and eating disorder psychopathology domains. Eight risk factors and four protective factors also emerged as having transdiagnostic relevance across depressive and anxiety domains. Results suggest intervention targets that may be valuable for preventing/treating the spectrum of internalizing psychopathology and reducing comorbidity. However, few factors were identified as transdiagnostically relevant across all three internalizing domains, highlighting the need for more research investigating similar sets of potential risk/protective factors across internalizing domains.


Subject(s)
Anxiety Disorders , Psychopathology , Humans , Protective Factors , Anxiety Disorders/epidemiology , Anxiety Disorders/diagnosis , Anxiety/epidemiology , Comorbidity
5.
Int J Eat Disord ; 55(11): 1484-1495, 2022 11.
Article in English | MEDLINE | ID: mdl-36214253

ABSTRACT

OBJECTIVE: Reward-related processes have been posited as key mechanisms underlying the onset and persistence of eating disorders, prompting a growing body of research in this area. Existing studies have primarily utilized self-report, behavioral, and functional magnetic resonance imaging measures to interrogate reward among individuals with eating disorders. However, limitations inherent in each of these methods (e.g., poor temporal resolution) may obscure distinct neurocognitive reward processes, potentially contributing to underdeveloped models of reward dysfunction within eating disorders. The temporal precision of event-related potentials (ERPs), derived from electroencephalography, may thus offer a powerful complementary tool for elucidating the neurocognitive underpinnings of reward. Indeed, a considerable amount of research in other domains of psychopathology (e.g., depression, substance use disorders), as well as studies investigating food reward among non-clinical samples, highlights the utility of ERPs for probing reward processes. However, no study to date has utilized ERPs to directly examine reward functioning in eating disorders. METHODS: In this paper, we review evidence underscoring the clinical utility of ERP measures of reward, as well as a variety of reward-related tasks that can be used to elicit specific ERP components with demonstrated relevance to reward processing. We then consider the ways in which these tasks/components may be used to help answer a variety of open questions within the eating disorders literature on reward. RESULTS/DISCUSSION: Given the promise of ERP measures of reward to the field of eating disorders, we ultimately hope to spur and guide research in this currently neglected area. PUBLIC SIGNIFICANCE: Abnormalities in reward functioning appear to contribute to eating disorders. Event-related potentials (ERPs) offer temporally precise measures of neurocognitive reward processing and thus may be important tools for understanding the relationship between reward and disordered eating. However, research in this area is currently lacking. This paper attempts to facilitate the use of ERPs to study reward among individuals with eating disorders by reviewing the relevant theories and methods.


Subject(s)
Evoked Potentials , Feeding and Eating Disorders , Humans , Reward , Electroencephalography , Attention
6.
Behav Ther ; 53(5): 843-857, 2022 09.
Article in English | MEDLINE | ID: mdl-35987543

ABSTRACT

Clinical perfectionism contributes to the onset and maintenance of multiple psychological concerns. We conducted a randomized, longitudinal test of the efficacy of a web-based intervention for perfectionism (specifically, cognitive bias modification, interpretation retraining; CBM-I), compared to an active treatment comparison condition (specifically, guided visualization relaxation training) for reducing perfectionism and related psychopathology. College students (N = 167) with elevated perfectionism were randomized to one of the two study conditions and were asked to complete their assigned intervention twice weekly for 4 weeks. Participants completed measures of perfectionism and psychological symptoms at baseline, 2 weeks (midway through the intervention period), 4 weeks (at the conclusion of the intervention period), and 8 weeks (1 month follow-up). CBM-I was rated as acceptable overall, though relaxation training was rated slightly more favorably. CBM-I outperformed relaxation training on improving perfectionism-relevant interpretation biases (i.e., increasing nonperfectionistic interpretations and decreasing perfectionistic interpretations), though with small effect sizes and inconsistency across study timepoints. Self-reported perfectionism showed small decreases across time in both intervention conditions. Support was found for a key hypothesized mechanism of CBM-I, such that randomization to CBM-I had a longitudinal, indirect effect on decreasing psychopathology symptom scores through improving perfectionism-relevant interpretation biases. However, in light of small effect sizes, the present study failed to provide compelling evidence that CBM-I for perfectionism contributes meaningfully to the treatment of perfectionism.


Subject(s)
Internet-Based Intervention , Perfectionism , Bias , Humans , Imagery, Psychotherapy , Students
7.
J Nerv Ment Dis ; 210(9): 702-707, 2022 09 01.
Article in English | MEDLINE | ID: mdl-35472195

ABSTRACT

ABSTRACT: We examined the moderating role of posttraumatic stress disorder (PTSD) in the association between trauma and impulsive behaviors. Adult women ( N = 97) with a history of childhood sexual abuse (CSA; n = 26), rape in adulthood ( n = 21), both CSA and adult rape ( n = 25), or no history of sexual trauma ( n = 25) completed self-report questionnaires. PTSD symptoms were positively associated with self-harm and with stealing and accident proneness, but not with sexual impulsivity. Trauma group had no independent associations with impulsive behaviors. PTSD reexperiencing symptoms interacted with trauma group such that reexperiencing symptoms were positively associated with self-harm for the two trauma groups that included CSA but not for the control and adult rape-only groups. Overall, results indicate that PTSD symptoms-more so than the occurrence of trauma itself-associate with impulsive behavior. Results highlight the importance of assessing posttraumatic symptomatology, and not just trauma occurrence, when aiming to prevent or treat impulsive behaviors.


Subject(s)
Rape , Self-Injurious Behavior , Stress Disorders, Post-Traumatic , Adult , Female , Humans , Impulsive Behavior , Stress Disorders, Post-Traumatic/diagnosis , Surveys and Questionnaires
8.
Int J Eat Disord ; 55(3): 372-381, 2022 03.
Article in English | MEDLINE | ID: mdl-34985154

ABSTRACT

OBJECTIVE: Nonsuicidal self-injury (NSSI) frequently co-occurs with eating disorders, especially bulimia nervosa (BN). Theoretical models and empirical evidence show many overlapping risk factors for the onset and maintenance of NSSI and BN. However, among those with BN, it remains unclear what distinguishes those who do versus do not engage in NSSI. The primary objective of the present study was to identify factors predicting NSSI among women with BN. Specifically, we tested four domains of borderline personality disorder as mediators between childhood trauma and NSSI. METHOD: Using structural equation modeling we tested a parallel mediation model to predict NSSI among women with BN (N = 130). Childhood trauma (measured by the Childhood Trauma Questionnaire at baseline) was the independent variable. The four parallel mediators (measured at baseline via the Diagnostic Interview for Borderlines, Revised) were lifetime negative affect, impulsive actions, atypical cognitions (e.g., odd thinking, unusual perceptual experiences, quasi-psychotic thinking), and interpersonal problems. The dependent variable was instances of NSSI during a subsequent two-week ecological momentary assessment protocol. RESULTS: Childhood trauma was significantly associated with all four mediators (all p values < .01), but only atypical cognitions predicted NSSI (p = .03). The indirect path from childhood trauma to NSSI, through atypical cognitions was significant (path coefficient = .001, SE < .001, p = .01). DISCUSSION: Among women with BN, childhood trauma was associated with atypical cognitions, which in turn predicted NSSI. Atypical cognitions may be a mechanism for NSSI in this population.


Subject(s)
Adverse Childhood Experiences , Borderline Personality Disorder , Bulimia Nervosa , Self-Injurious Behavior , Borderline Personality Disorder/complications , Borderline Personality Disorder/diagnosis , Bulimia Nervosa/complications , Bulimia Nervosa/diagnosis , Ecological Momentary Assessment , Female , Humans , Self-Injurious Behavior/diagnosis
9.
Suicide Life Threat Behav ; 51(6): 1117-1125, 2021 12.
Article in English | MEDLINE | ID: mdl-34333805

ABSTRACT

INTRODUCTION: Suicide is a leading cause of death among college students. In order to advance understanding of suicide risk factors in this population, the present study provides a theoretically grounded test of associations between experiences in sports and both facets of capability for suicide (i.e., fearlessness about death and pain tolerance). Secondarily, the present study aimed to explore possible distinctions between subjective and objective pain tolerance. METHODS: Undergraduate students (N = 153) completed the study at a single timepoint. A pressure algometer was used to measure objective pain tolerance, and self-report questionnaires assessed subjective pain tolerance, fearlessness about death (FAD), sports participation, sports-related injuries, level of contact in sport, and weight manipulation practices for sport. RESULTS: Athletes had greater capability for suicide (i.e., higher objective and subjective pain tolerance and greater FAD) relative to non-athletes. Sports-related injuries were positively associated with both FAD and subjective pain tolerance, and level of contact in sport was positively associated with FAD. Objective and subjective pain tolerance were moderately correlated. CONCLUSIONS: Sports-related injuries and level of physical contact in athletics are associated with the facets of capability for suicide among college student athletes. Discrepancies in results between subjective and objective pain tolerance suggest important distinctions between these constructs.


Subject(s)
Sports , Suicide , Humans , Pain , Pain Threshold , Students
10.
Eat Behav ; 37: 101383, 2020 04.
Article in English | MEDLINE | ID: mdl-32438268

ABSTRACT

Weight discrimination is a well-established risk factor for disordered eating cognitions and behaviors. However, little is known about what may account for this association. Recent research suggests that anticipated weight stigma may explain the relationship between weight discrimination and non-eating disorder related health outcomes; the present study seeks to replicate this premise and extend it to the disordered eating realm. In a non-clinical sample of adults in the United States (N = 297) we test the hypothesis that weight discrimination has an indirect association with eating disorder symptomatology through anticipated stigma. At a single timepoint, participants recruited from the online data collection platform SocialSci completed self-report, online surveys of weight discrimination in day-to-day life, anticipated weight stigma, eating disorder symptoms, and demographic information. As hypothesized, weight discrimination was indirectly associated with greater disordered eating symptoms via its association with anticipated weight stigma. This pattern of results held when controlling for gender, body mass index, and self-perceived weight status. These findings suggest that anticipated stigma is relevant in the association between weight discrimination and greater disordered eating. This premise deserves additional attention using methodological approaches that can facilitate stronger causal claims. We discuss the potential for this line of research to inform clinical interventions.


Subject(s)
Body Weight/physiology , Feeding and Eating Disorders/psychology , Social Stigma , Adult , Female , Humans , Male
11.
Suicide Life Threat Behav ; 50(2): 472-489, 2020 04.
Article in English | MEDLINE | ID: mdl-31743463

ABSTRACT

OBJECTIVE: Previous research shows that interoceptive deficits are associated with harmful behaviors such as nonsuicidal self-injury (NSSI), eating disorder pathology, and suicide attempts. The present study replicates and extends this area of research by examining the association between interoceptive deficits and suicidality in a military sample. METHOD: In Study 1, respondents to an online survey (N = 134) answered self-report questionnaires related to interoceptive deficits. Study 2 consisted of a secondary data analysis of 3,764 military service members who had previously completed questionnaires on interoceptive indicators, NSSI, suicide thoughts and attempts, and other psychopathology. RESULTS: Study 1 demonstrated that our interoceptive deficits latent variable had adequate psychometric properties. In Study 2, multigroup confirmatory factor analysis showed that scores on the interoceptive deficits latent variable were highest among suicide attempters, lowest among those with no suicide history, and intermediary among participants who had thought about but not attempted suicide. The interoceptive deficits latent variable was more strongly related to NSSI and suicidality than were posttraumatic stress disorder symptoms, hopelessness, gender, and age. CONCLUSIONS: These results confirm-and extend to a military sample-previous research showing that interoceptive deficits can provide important information about suicide risk.


Subject(s)
Military Personnel , Self-Injurious Behavior , Humans , Risk Factors , Self-Injurious Behavior/diagnosis , Self-Injurious Behavior/epidemiology , Suicidal Ideation , Suicide, Attempted
12.
J Behav Ther Exp Psychiatry ; 64: 167-174, 2019 09.
Article in English | MEDLINE | ID: mdl-31071484

ABSTRACT

BACKGROUND AND OBJECTIVES: Perfectionism is a transdiagnostic risk and maintenance factor for psychopathology. The current study developed and evaluated a cognitive bias modification, interpretation retraining (CBM-I) intervention targeting maladaptive perfectionistic beliefs. METHODS: Participants were undergraduate students randomized to complete the perfectionism CBM-I (n = 33) or control condition task (n = 36) at two time points. Additionally, participants completed measures of perfectionistic interpretations and trait perfectionism, as well as an impossible anagram task designed to elicit perfectionistic concerns. RESULTS: Results indicated that after the intervention, participants who completed the perfectionism CBM-I endorsed fewer perfectionistic interpretations than participants in the control condition. Furthermore, although the study groups self-reported comparably low confidence in their anagram task performance, participants who completed the perfectionism CBM-I reported wanting to re-do significantly fewer anagrams than participants in the control condition, suggesting greater acceptance of imperfect performance following the intervention. Moreover, supporting a key hypothesized mechanism of effect in CBM-I, reductions in perfectionistic interpretations mediated the effect of condition on the desire to re-do anagram task items. LIMITATIONS: The study results should be viewed in light of limitations, including the short time-span of the study, and the use of a relatively small, non-clinical, and demographically homogenous convenience sample. CONCLUSIONS: Further research and development of the perfectionism CBM-I intervention are needed, but the present findings add to a nascent evidence base that suggests CBM-I holds promise as an accessible and transdiagnostic intervention for perfectionism.


Subject(s)
Cognitive Behavioral Therapy/methods , Perfectionism , Thinking/physiology , Adolescent , Adult , Female , Humans , Male , Treatment Outcome , Young Adult
13.
Curr Psychiatry Rep ; 20(9): 77, 2018 08 09.
Article in English | MEDLINE | ID: mdl-30094518

ABSTRACT

PURPOSE OF REVIEW: This narrative review evaluates recent literature on the associations between eating disorders and suicidality and discusses potential shared mechanisms that may account for these relationships. Additionally, the review highlights shortcomings with the literature to date and suggests avenues for future research. RECENT FINDINGS: Individuals with anorexia nervosa, bulimia nervosa, and binge eating disorder experience elevated rates of suicidality compared to the general population. Suicide risk is higher when eating disorders occur with other psychological conditions. Additionally, genetic factors, emotion dysregulation, trauma, stressful life events, and lack of body regard may have roles in the development of both eating disorders and suicidality. Much of the risk for suicidality in eating disorders appears to be driven by comorbid psychopathology and genetic factors. However, the lack of longitudinal research makes it difficult to draw conclusions about the directionality or temporality of these relations; thus, novel methods are needed.


Subject(s)
Feeding and Eating Disorders/epidemiology , Feeding and Eating Disorders/etiology , Suicide/psychology , Suicide/statistics & numerical data , Anorexia Nervosa/epidemiology , Anorexia Nervosa/etiology , Anorexia Nervosa/genetics , Anorexia Nervosa/psychology , Binge-Eating Disorder/epidemiology , Binge-Eating Disorder/etiology , Binge-Eating Disorder/genetics , Binge-Eating Disorder/psychology , Bulimia Nervosa/epidemiology , Bulimia Nervosa/etiology , Bulimia Nervosa/genetics , Bulimia Nervosa/psychology , Comorbidity , Feeding and Eating Disorders/genetics , Feeding and Eating Disorders/psychology , Humans , Psychological Trauma/complications , Psychological Trauma/epidemiology , Psychological Trauma/psychology , Psychopathology , Risk Factors
14.
Curr Opin Psychol ; 22: 63-67, 2018 08.
Article in English | MEDLINE | ID: mdl-28846874

ABSTRACT

Suicide is the second leading cause of death among individuals with anorexia nervosa (AN), and suicidal behavior is elevated in bulimia nervosa (BN) and binge eating disorder (BED) relative to the general population. This paper reviews the suicidality literature within each ED, as well as theoretical explanations for the elevated risk for suicidality among those with EDs. Approximately one-quarter to one-third of people with AN, BN, or BED have thought about suicide, and one-quarter to one-third of people with AN and BN have attempted suicide. Relative to gender and aged matched comparison groups, individuals with AN are 18 times more likely to die by suicide, and individuals with BN are seven times more likely to die by suicide. However, the majority of the research in this area is cross-sectional or retrospective, which leaves the timing of the mortality risk unclear. Longitudinal work that is designed to examine dynamic and acute fluctuations in suicidality among ED samples is needed in order to determine meaningful risk factors.


Subject(s)
Feeding and Eating Disorders/mortality , Suicide , Feeding and Eating Disorders/psychology , Humans
15.
Suicide Life Threat Behav ; 48(4): 438-448, 2018 08.
Article in English | MEDLINE | ID: mdl-28833450

ABSTRACT

People with eating disorders (EDs) have an elevated risk for both nonsuicidal self-injury (NSSI) and suicide compared to the general population. This study tests two theoretically derived models examining interoceptive deficits as a risk factor for NSSI, and examining interoceptive deficits, NSSI, fearlessness about death, and pain tolerance as risk factors for suicide. Ninety-six adult, treatment-seeking women with EDs completed self-report questionnaires at a single time point. Interoceptive deficits were significantly associated with NSSI, and NSSI was in turn associated with both pain tolerance and fearlessness about death. Further, pain tolerance was in turn associated with past suicide attempts, although fearlessness about death was not associated with suicide attempts. Interoceptive deficits had a direct association with fearlessness about death but not pain tolerance. Results regarding the relation between interoceptive deficits and suicide attempts were mixed, yet overall suggest that interoceptive deficits are related to suicide attempts largely indirectly, through the effects of mediating variables such as NSSI, fearlessness about death, and pain tolerance. Results suggest that interoceptive deficits and pain tolerance merit further investigation as potential risk factors for fatal and nonfatal self-harm among individuals with EDs.


Subject(s)
Feeding and Eating Disorders , Self-Injurious Behavior , Suicide Prevention , Suicide , Adolescent , Adult , Attitude to Death , Feeding and Eating Disorders/diagnosis , Feeding and Eating Disorders/epidemiology , Feeding and Eating Disorders/psychology , Female , Humans , Interoception , Pain Threshold , Risk Factors , Self Report , Self-Injurious Behavior/epidemiology , Self-Injurious Behavior/prevention & control , Self-Injurious Behavior/psychology , Statistics as Topic , Suicide/psychology , Suicide/statistics & numerical data , Surveys and Questionnaires , United States/epidemiology
16.
Body Image ; 21: 47-56, 2017 Jun.
Article in English | MEDLINE | ID: mdl-28282555

ABSTRACT

Thin-ideal internalization, drive for thinness, and over-evaluation of the importance of thinness are associated with eating disorders (EDs). However, little research has examined to what extent perceptions of emaciation are also associated with ED symptoms. In the present study, 80 undergraduate women self-reported on ED symptomatology and perceptions of emaciated, thin, and overweight female bodies. While participants viewed images of these different body types, facial electromyography was used to measure activation of facial muscles associated with disgust reactions. Emaciated and overweight bodies were rated negatively and elicited facial responses consistent with disgust. Further, ED symptomatology was associated with pronounced aversion to overweight bodies (assessed via self-report pleasantness ratings), and attenuated negative affect to emaciated bodies (assessed via facial electromyography). The latter association was significant even when controlling for self-reported perceptions of emaciation, suggesting that psychophysiological methods in ED research may provide valuable information unavailable via self-report.


Subject(s)
Beauty , Electromyography , Emaciation/psychology , Feeding and Eating Disorders/psychology , Perception , Students/psychology , Adolescent , Adult , Face , Female , Humans , Overweight/psychology , Photic Stimulation/methods , Self Report , Students/statistics & numerical data , Surveys and Questionnaires , Universities , Young Adult
17.
Int J Eat Disord ; 50(1): 40-49, 2017 Jan.
Article in English | MEDLINE | ID: mdl-27436659

ABSTRACT

OBJECTIVE: The relation between binge-eating disorder (BED) and suicidality (i.e., suicide ideation, plan, and/or attempt) has not been studied extensively, and it is unknown whether BED is uniquely associated with suicidality when adjusting for comorbid psychopathology. Moreover, the course of suicidality in BED has not been determined and it is unknown whether BED precedes suicidality or vice versa. METHOD: A total of 10,123 adolescents and 2,980 adults from two nationally representative surveys were administered diagnostic interviews assessing psychopathology and suicidality, as well the retrospectively reported ages of onset. RESULTS: Among adults and adolescents, BED was associated with elevated odds of suicide ideation, plan, and attempt at a univariate level, but BED was not associated with elevated odds of suicidality when adjusting for comorbid psychopathology. Kaplan-Meier estimates of temporal patterns displayed that most adolescents experienced suicidality onset following BED onset, whereas most adults experienced suicidality onset prior to BED onset. DISCUSSION: BED, comorbid disorders, and suicidality share common factors and interrelations, and individuals with BED and comorbid disorders may be at particularly high risk for suicidal outcomes. The presence of BED in adolescence may serve as a marker for more severe symptomatology that precedes the occurrence of suicidality. Research is needed to understand how eating disorder symptoms, comorbid symptoms, and suicidality affect one another over time. © 2016 Wiley Periodicals, Inc. (Int J Eat Disord 2017; 50:40-49).


Subject(s)
Binge-Eating Disorder/psychology , Suicidal Ideation , Adolescent , Adult , Age of Onset , Binge-Eating Disorder/complications , Comorbidity , Female , Humans , Male , Middle Aged , Psychology, Adolescent , Suicide/psychology , Suicide/statistics & numerical data , Surveys and Questionnaires , United States , Young Adult
18.
Int J Eat Disord ; 49(12): 1082-1086, 2016 Dec.
Article in English | MEDLINE | ID: mdl-27528050

ABSTRACT

OBJECTIVE: The current study tested whether the Interpersonal-Psychological Theory of Suicide (IPTS) provides a useful framework for understanding elevated suicide rates among individuals with eating disorders (EDs). METHOD: Based on predictions of the IPTS, we tested whether the combination of thwarted belongingness and perceived burdensomeness was associated with suicidal desire, and whether the combination of thwarted belongingness, perceived burdensomeness, and fearlessness about death was associated with past suicide attempts in an ED sample (n = 100). We also compared these IPTS constructs in an ED sample versus general psychiatric inpatients (n = 85) and college students (i.e., non-clinical comparison group; n = 93). RESULTS: Within the ED sample, no hypothesized interactions were found, but perceived burdensomeness was associated with suicidal desire, and perceived burdensomeness and fearlessness about death were associated with past suicide attempts. The ED and psychiatric samples had greater thwarted belongingness, perceived burdensomeness, and suicidal desire than the non-clinical comparison group. DISCUSSION: The IPTS constructs of perceived burdensomeness and fearlessness about death appear to explain some facets of suicidality among people with EDs, but overall, support for the IPTS was limited. Future research on EDs and suicidality should look beyond the IPTS and consider other biological and sociocultural factors for suicide. © 2016 Wiley Periodicals, Inc. (Int J Eat Disord 2016; 49:1082-1086).


Subject(s)
Feeding and Eating Disorders/psychology , Psychological Theory , Suicide/psychology , Adult , Analysis of Variance , Female , Humans , Interpersonal Relations , Motivation , Perception , Risk Factors , Students/psychology , Suicidal Ideation , Suicide, Attempted/psychology , Young Adult
19.
Psychiatr Serv ; 67(11): 1240-1245, 2016 11 01.
Article in English | MEDLINE | ID: mdl-27301763

ABSTRACT

OBJECTIVE: Death by suicide is a serious and growing public health concern in the United States. This noncontrolled, naturalistic study examined professionals' knowledge about suicide and confidence in working with suicidal individuals, comparing those who had received either of two gatekeeper trainings-Question, Persuade, and Refer (QPR) or Applied Suicide Intervention Skills Training (ASIST)-or other suicide-relevant training or no training. METHODS: Participants (N=16,693) were individuals in various professional roles in the field of behavioral health care in Indiana, Kentucky, New York, Pennsylvania, Tennessee, Texas, and Utah. Participants completed a survey assessing suicide knowledge and skills confidence. RESULTS: Most participants (52.9%) reported no previous suicide prevention or assessment training. Individuals with suicide-relevant training demonstrated greater suicide knowledge and confidence than those with no such training. Among those who had received any training, no differences were found in suicide knowledge; however, individuals who had received ASIST reported greater confidence in working with suicidal individuals, compared with those who had received other training. Professional role and prior experience with a client who had died by suicide had significant positive relationships with suicide knowledge and confidence. Regional differences emerged between states and are examined within the context of statewide suicide prevention initiatives. CONCLUSIONS: Increasing access to and incentives for participating in suicide-relevant training among behavioral health care staff may foster a more knowledgeable and confident group of gatekeepers. Future research should examine whether increases in knowledge and confidence among staff translate into actual changes in practice that help protect and serve at-risk individuals.


Subject(s)
Attitude of Health Personnel , Clinical Competence/statistics & numerical data , Health Knowledge, Attitudes, Practice , Health Personnel/statistics & numerical data , Mental Health Services/statistics & numerical data , Suicide , Humans , United States
20.
Suicide Life Threat Behav ; 46(3): 313-22, 2016 06.
Article in English | MEDLINE | ID: mdl-26436594

ABSTRACT

Objective measures of suicide risk can convey life-saving information to clinicians, but few such measures exist. This study examined an objective measure of fearlessness about death (FAD), testing whether FAD relates to self-reported and physiological aversion to death. Females (n = 87) reported FAD and disgust sensitivity, and facial electromyography was used to measure physiological facial responses consistent with disgust while viewing death-related images. FAD predicted attenuated expression of physiological death aversion, even when controlling for self-reported death-related disgust sensitivity. Diminished physiological aversion to death-related stimuli holds promise as an objective measure of FAD and suicide risk.


Subject(s)
Death , Electromyography , Emotions , Face/physiology , Photic Stimulation , Adolescent , Female , Humans , Male , Self Report , Young Adult
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