Supplemental Materials Aggression in Borderline Personality Disorder - a Multidimensional Model by F. Mancke et al., 2014, Personality Disorders: Theory, Research, and Treatment http://dx.doi.org/10.1037/per0000098 Table S1 Studies Empirically Investigating the Biobehavioral Dimensions Underlying Aggression in Borderline Personality Disorder (BPD) First Year Sample Methodology Key Findings 2012 33 female BPD-patients, 26 female BPD: Structured Clinical Interview for DSM-IV Axis II Personality Disorders (SCID-II) Female BPD showed greater skin conductance, compared with HC (p = .032). healthy controls (HC) Psychophysiology: electromyographic activity and skin conductance 40 female BPD-patients, 41 female HC BPD: International Personality Disorders Examination (IPDE) Behavioral tasks: BPD made faster (p < .01) and more (p < .10) reflexive fixation Behavioral task: facial emotion recognition task while eye-movements were measured changes to the eyes of angry faces compared with HC. Neuroimaging: Functional magnetic resonance imaging (fMRI) Functional Neuroimaging: Faster fixation changes to the eyes of angry faces were Neurochemistry: double blind placebo controlled between subject design; intranasal oxytocin related to increased right posterior amygdala responses in BPD (r = -.4, p < .05) but (24 I.U.) administration. not in HC. Author Barnow Bertsch 2013 Neurochemistry: Oxytocin administration normalized abnormal behavioral and neural patterns in BPD. Bertsch 2013 13 male offenders with BPD and antisocial BPD, ASPD: IPDE BPD-ASPD displayed volume reduction in the ventromedial prefrontal cortex (puncorr personality disorder (BPD-ASPD), 12 Psychopathy: Psychopathy Checklist Revised .< male offenders with ASPDand high Neuroimaging: strucutural magnetic resonance imaging (stMRI), voxel based morphometry compared with ASPD-PP psychopathic traits (ASPD-PP), 14 male (VBM) ASPD-PP showed reduction in cortical midline structures such as dorsomedial HC non-offenders .003) and the orbitofrontal cortex (p < .10, Region of Interest (ROI) analysis), prefrontal cortex (puncorr = .005), postcentral gyrus (puncorr = .001) and the precuneus (puncorr = .01-.002) compared with BPD-ASPD. Bertsch 2013 34 female BPD patients , 40 female HC BPD: IPDE Female BPD showed lower plasma oxytocin levels compared with HC (p < .001). Aggression: Assessment of Factors of Aggression Plasma oxytocin levels were negatively related with trait aggressiveness (r > -.39, p Neurochemistry: analysis of plasma oxytocin levels < .001). Black 2007 220 offenders (198 men, 22 women) BPD: Structured Interview for DSM-IV Personality 65 offenders (29.5%) met criteria for BPD. Blackwood 1986 14 female BPD-patients, 25 clinical BPD: DSM-III criteria, Diagnostic Interview for Borderlines, Borderline Ego Functions BPD showed a smaller P300 amplitude compared with the clinical controls and HC controls (various axis-I disoders, 14 Inventory (p < .01). women), 59 HC (32 women) Psychophysiology: Auditory P300 event-related potential (ERP) in a two tone discrimination task Brunner 2010 20 female adolescent BPD-patients, 20 BPD: SCID-II Female adolescent BPD showed volume decreases in the right (pfwe-corrected < .01) clinical controls with mixed psychiatric Neuroimgaing: stMRI, VBM and left (pfwe-corr = .02) dorsolateral frontal gyrus and the left orbitofrontal gyrus (p = diagnoses, 20 female HC Chanen Coccaro Coccaro 2008 1997 1989 .02), compared with HC. 20 adolescent BPD-patients (15 women), BPD: SCID-II 20 HC (15 women) Neuroimaging: stMRI, functional automated segmentation tool and manual tracing 22 personality-disordered patients (8 BPD: Structured Interview for DSM-III-R Personality Platelet serotonin-2a-receptor density (r = .39, p = .038) and dissociation constant (r women, 3 BPD-patients), 12 HC (8 Aggression: Buss-Durkee Hostility Inventory, Life History of Aggression = .55, p= .008) correlated positively with scores of the Buss-Durkee Hostility women) Neurochemistry: Analysis of platelet serotonin-2a-receptor density and dissociation constant Inventory in the personality-disordered patients but not in the HC. 20 male personality-disordered patients (8 BPD: Structured Interview for DSM-III-R Personality BPD showed reduced serotonergic functionality compared with other personality- BPD-patients), Neurochemistry: serotonergic functionality via stimulation with d-fenfluramine disordered patients (p < .012) or HC (p < .002). In male personality-disordered Aggression: Buss-Durkee Hostility Inventory, Brown–Goodwin lifetime history of aggression, patients, but not HC reduced serotonergic functionality was correlated with ratings Psychopathic deviance scale of the Minnesota Multiphasic Personality Inventory of aggression (Buss-Durkee Hostility Inventory, p < .002). 26 personality-disordered subjects (8 BPD: According to DSM-IV criteria In the personality-disordered patients, including BPD, vasopressin CSF women, 7 BPD-patients) Aggression: Life History of Aggression concentration was positively correlated with aggression (r = .41, p = .04). 25 depressive male patients, 18 normal male control patients Coccaro 1998 BPD showed reduced orbitofrontal gray matter (puncorr = .006) compared with HC. Neurochemistry: cerebrospinal fluid (CSF) concentration of vasopressin Coccaro 2007 31 male personality-disorders subjects (4 BPD: SCID-II Testosterone CSF concentration of male personality disordered patients, including BPD-patients) Neurochemistry: CSF concentration of testosterone: BPD is not correlated with aggression (Life history of aggression: p = .34) Aggression: Life History of Aggression and research criteria for Intermittent Explosive Disorder Costa 2008 130 intimate aggressive men, 48 non BPD: Millon Clinical Multiaxial Inventory-III Jealousy correlated positively with BPD-traits (r = .13, p < .05). aggressive men Intimate partner aggression: Revised Conflict Tactics Scale, General Violence Questionnaire Articulated thoughts: Articulated Thoughts in Simulated Situations Paradigm Critchfield 2004 92 BPD-patients (85 women) BPD: IPDE No significant correlation between the aggression and impulsivity (r = –.18, ns). Impulsivity: Barratt Impulsivity Scale, version 11 Aggression: Inventory of Personality Organization, Anger, Irritability, Assault Questionnaire, Overt Aggression Scale—Modified Critchfield 2008 92 BPD-patients (91 women) BPD: IPDE In BPD, the attachment patterns associated with interpersonal hypersensitivity, i.e. Aggression: Multidimensional Personality Questionnaire, the Inventory of Personality fearful attachment patterns (simultaneous presence of relationship anxiety and Organization, the Anger, Irritability, Assault Questionnaire, the Overt Aggression Scale- avoidance) are related to aggression. Modified for Outpatient, the Suicide Attempt Self Injury Interview Attachment style: Experiences in Close Relationships Scale Domes 2009 174 BPD-patients (156 women) Study: review of the literature Results indicate an enhanced perception of social threat cues in BPD. Domes 2008 25 female BPD-patients BPD: IPDE BPD perceived ambiguous blends of facial expressions as more angry, particularly Behavioral task: facial emotion recognition task for 50 % anger and 50% disgust (p = .020) and 40% anger: 60% happiness (p = .016). Dougherty Dziobek 1999 2011 14 female BPD-patients , 17 female HC BPD: SCID-II BPD showed more aggression in the Point Subtraction Aggression Paradigm Aggression: Point Subtraction Aggression Paradigm compared with HC (p = .044). Behavioral study: 21 female BPD-patients, BPD: Mini-International Neuropsychiatric Interview, SCID-II Behavioral study: BPD showed lower scores on the Interpersonal Reactivity Index 21 female HC Empathy: Interpersonal Reactivity Index, The Multifaceted Empathy Test (subscales: personal distress: p < .00 empathic concern: p < .06 and perspective Neuroimaging: 30 female BPD-patients, Neuroimaging: fMRI taking: p < .07) and the Multifaceted Empathy Test [cognitive empathy: (p < .03) 20 female HC and affective empathy: (p < .04)], compared with HC. Neuroimaging: BPD showed hypoactivation in the superior temporal sulcus/gyrus during cognitive empathy compared with HC (p < .001, ROI analysis). BPD showed hypoactivation in the insula during affective empathy compared with HC (p < .005, ROI analysis). Ebner- 2007 Priemer 50 female BPD-patients (10 non-medicted BPD: IPDE Non-medicated BPD showed greater additional heart rate, i.e. that part of heart rate and 40 medicated), 50 female HC Psychophysiology: 24-hour ambulatory monitoring of physical activity and heart rate increase that does not directly result from physical or metabolic activity, compared with HC (p = .011). Ebner- 2005 22 female BPD-patients, 21 female HC BPD: SCID-II, Revised Diagnostic Interview for the Borderlines BPD-patients showed an augmentated startle response compared with HC Psychophysiology: startle-response as assessed by orbicularis oculi electromyogram (p=.007). 30 BPD-patients (26 women) 29 HC (15 BPD: SCID-II BPD-patients outperformed HC in a test involving cognitive and affective empathic women) Empathy: Reading the Mind in the Eyes task strategies (p < .001). 747 university students (482 women) BPD: Personality Diagnostic Questionnaire-4 BPD-traits were predicted by the emotional subdimensions of aggression (p < Aggression: Buss-Durkee Hostility Inventory .0045). 10 Impulsive aggressive patients, (5 BPD: SCID-II f Impulsive aggressive patients, including BPD, showed reduced serotonin women, 7 with BPD), 10 HC (5 women) Neurochemistry: density of serotonin transporter via radiotracer [11C]McN 5652 transporter density in the anterior cingulate cortex, as noted by differences in both Neuroimaging: positron emission tomography (PET) binding potential (p = .04, ROI analysis) and Specific-to-Nonspecific Partition Priemer Fertuck Fossati Frankle 2009 2004 2005 Coefficient (p < .02, ROI analysis), compared with HC. Frick Gardner 2012 2012 21 female BPD-patients, 20 female HC BPD: SCID-II BPD outperformed HC in a test involving cognitive and affective empathic strategies Empathy: Reading Mind in the Eyes task (p < .009). BPD showed hypoactivation in the right superior temporal gyrus during Neuroimaging: fMRI the Reading Mind in the Eyes Test, compared with HC (pfwe-corr < .05). 206 subjects from educational institutions BPD: Personality Diagnostic Questionnaire-4 BPD-traits correlated positively with reactive aggression in adults (r = .24, p < .05) (141 women) divided in adults (age: 19- Aggression: Reactive–Proactive Aggression Questionnaire and adolescents (r =.21, p < .05). 28) and adolescents: (age: 16-18) Emotional coping mediated the relationship between BPD-traits and reactive aggression in adults (CI 95%, .009-.124). Gardner Hallquist 1991 2012 46 BPD-patients (39 women), 27 HC (22 BPD: Structured Interview for DSM-III-R Personality, Diagnostic Interview for the Borderlines BPD showed higher aggression scores compared with HC (p < .0001). women) Aggression: Buss-Durkee Hostility Inventory 362 clinical and nonclinical subjects (256 BPD: dimensional score based on DSM-IV-criteria The best model revealed four BPD-subgroups, including one subgroup with co- women, 94 BPD-patients) Aggression: dimensional score based on DSM-IV-criteria for antisocial personality disorder, 9 occurring anger proneness and aggression (p < .001). Items from the Inventory of Interpersonal Problems specifically measuring aggressiveness Harari Hazlett Hazlett 2010 2005 2007 20 BPD-patients (18 women), 22 HC (19 BPD: Revised Diagnostic Interview for Borderlines BPD were significantly impaired in cognitive (p = .038), but not affective empathy (p women) Empathy: Interpersonal Reactivity Index = .205) compared with HC. 50 BPD patients (23 women), 50 HC (20 BPD: Structured Interview for DSM-III-R Personality BPD showed reduced gray matter and more white matter volume in BA 24 and 31 of women) Neuroimaging: stMRI, manual tracing the cingulate compared with HC (all p < .01,ROI analysis). 27 BPD-patients (9 women) , 21 HC (10 BPD: Structured Interview for DSM-IV Personality BPD showed greater startle potentiation for unpleasant words but for the neutral women) Psychophysiology: startle-response as assessed by orbicularis oculi electromyogram during words compared with HC (p = .01). the presentation of unpleasant, borderline-salient (e.g., “hate”), and neutral (e.g., “view”) words Herpertz 2001 18 male BPD-inmates, 25 male psychopathic inmates, 24 male HC BPD: IPDE Psychopathic inmates showed more instrumental aggression than BPD-inmates (p Psychopathy: screening version of the Psychopathy Checklist < .05). Subtype of aggression: procedure by the use of the formal records Herr 2013 Community sample of 124 subjects (83 BPD: McLean Screening Instrument for Borderline Personality Disorder, The Personality Negative interpersonal events in the week prior to aggressive actions partially women, 35 BPD-patients) Assessment Inventory Borderline Features subscale mediated the relationship between baseline noninterpersonal BPD symptoms and Aggression: The weekly diary included a six-item behavior checklist that measured whether or aggressive behavior (p < .001). not participants endorsed engaging in various aggressive behaviors over the previous 24 hr. Negative interpersonal events: The Inventory of Small Life Events Study design: longitudinal design, participants completed an online diary measure, at baseline and once per week for 4 weeks Hines 2008 14154 university-students (10100 women) BPD: Personal and Relationships Profile BPD traits predicted physical, psychological and sexual intimate aggression (all p < Aggression: physical aggression, psychological aggression, and sexual aggression scales of .001). the revised Conflict Tactics Scales Holtzworth 2000 102 intimate aggressive men, 62 non BPD: Millon Clinical Multiaxial Inventory-III Four clusters of violent men, including a “borderline-dysphoric” group characterized aggressive men Intimate partner aggression: Revised Conflict Tactics Scale, Generality of Violence by high measures on dependency, jealousy, impulsivity and hostility towards women Questionnaire Izurieta Koch 2014 2007 36 female BPD-patients, 29 female HC 8 female patients with BPD, 9 female HC BPD: IPDE BPD showed an increased occipital P100 amplitude (p = .098) and reduced parietal Psychophysiology: visual event-related potentials in a facial recognition task with blends of P300 amplitudes (p < .01), with strongest difference for predominantly happy faces happy versus angry faces compared with HC. BPD: the Diagnostic Interview for Borderlines BPD showed higher serotonin transporter availability in the hypothamalus compared Neurochemistry: availability of serotonin transporter via ADAM (2-([2- with HC (p = .049, ROI-analysis). ([dimethylamino]methyl)phenyl]thio)). Neuroimaging: single photon emission computed tomography Koenigsberg 2001 152 personality-disordered patients (85 BPD: Structured Interview for the Diagnosis of Personality Disorders women, 41 BPD-patients) Impulsivity: Barratt Impulsivity Scale, version 7B Impulsivity and aggression in BPD loaded on the same factor (p < .00625). Aggression: Buss-Durkee Hostility Inventor Kuhlmann 2013 30 female BPD-patients and 33 female BPD: IPDE Female BPD had larger gray matter volume in the left hypothalamus (p = .023, ROI HC Traumatization: Childhood Trauma Questionnaire analysis) and the cerebellar vermis (puncorr = .002) compared to HC. Childhood Neuroimaging: stMRI, VBM Trauma Questionnaire scores were positively correlated with hypothalamic gray matter volume (r = .58, p = .001). Leyton Linnoila 2001 1983 13 BPD-patients (8 women), 11 HC (5 BPD: Diagnostic Interview for Borderline Patients—Revised Male BPD- showed lesser serotonin syntheses capacity in the bilateral medial women) Neuroimaging: PET frontal cortex (peak difference in Brodmann’s area 10) extending into the Neurochemistry: serotonin synthesis capacity via the serotonin precursor analog α- orbitofrontal cortex and bilateral anterior cingulate (Brodmann’s areas 24, 32), [11C]methyl-L- tryptophan compared with HC (z-scores = 3.48-3.52). 7 male BPD-patients with comorbid BPD: n/a BPD-patients showed lower CSF concentration of the serotonin metabolite 5- Antisocial personality disorder and/or IED, Neurochemistry: CSF concentration of the serotonin metabolite 5-hydroxyindoleacetic acid hydroxyindoleacetic acid compared with clinical controls (p < .05). BPD: IPDE BPD patients showed enhanced responses of the corrugator supercilii muscle in Behavioral task: facial emotion recognition task while facial muscle activity was recorded response to angry (p =.011), disgusted (p =.013) and sad (p =.041) facial 9 male clinical controls with paranoid or passive-aggressive personality disorder Matzke 2014 28 female BPD-patients , 28 HC expressions compared with HC. McCloskey 2009 127 BPD-patients (69 women), clinical BPD: Structured Interview for DSM-IV Personality control group consisting of 122 patients Aggression: Life History of Aggression, Aggression Questionnaire, with a non cluster-B-personality disorder Aggression Paradigm (57 women) and 112 HC (55 women) Mier 2013 BPD showed higher scores in the Point Subtraction Aggression Paradigm (p < .001) Point Subtraction compared with HC and clinical controls; BPD showed higher scores in the Life History of Aggression and the Aggression Questionnaire compared with HC (both p < .001). 13 BPD-patients (9 women) , 13 HC (8 BPD: DSM-IV diagnosis by experienced psychiatrist BPD showed hypoactivation in the left superior temporal gyrus during cognitive women) Empathy: Social cognition task empathy (p < .027, ROI analysis), hyperactivation in the amygdala during affective Neuroimaging: fMRI and cognitive empathy (puncorr < .001), hypoactivation of the left Inferior prefrontal gyrus and hyperactivation in the somatosensory cortex in all conditions (both puncorr < .001) compared with HC. Minzenberg Morandotti 2008 2013 BPD-patients (5 women), 12 HC (6 BPD: Structured Interview for DSM-IV Personality BPD had reduced gray matter volume in the anterior cingulate (BA 24/32) compared women) Neuroimaging: stMRI, VBM to HC (p < .003-007, ROI analysis). 18 BPD-patients (13 women) and 19 HC BPD: SCID-II In BPD-patients with a history of traumatization the gray matter volume in the right (13 women) Aggression: Buss– Durkee Hostility Inventory ventrolateral prefrontal cortex (BA47) correlated negatively with aggression (r = -.87, Traumatization: The Child Abuse Scale p = .002). Neuroimaging: stMRI, VBM New New New 2012 2007 2004 79 BPD-patients (53 women), 76 HC (48 BPD: Structured Interview for DSM-IV Personality BPD were impaired in aspects of cognitive (p < .0002, subscale perspective taking) women) Empathy: Interpersonal Reactivity Index but not affective empathy compared with HC. BPD: Structured Interview for DSM-IV Personality BPD-IED-patients differed significantly in the correlations between prefrontal and Intermittent Explosive disorder (9 women, Intermittent Explosive disorder: Module for Intermittent Explosive disorder amygdalar areas at rest and after m-CPP stimulation compared to HC (all p < 24 HC (9 women) Neuroimaging: PET at rest and after stimulation with m-CPP (meta-chloropiperazine) .001,ROI analysis ). 146 patients (56 women, 37 BPD- BPD: Structured Interview for DSM-III-R Personality, Structured Interview for DSM-IV Male personality-disordered patients tended to have lower baseline serotonergic patients), 23 HC (8 women) Personality functionality compared to HC (p = .098). 26 BPD-patients with comorbid Neurochemistry: serotonergic functionality via stimulation with d-fenfluramine New/Perez- 2009/20 38 Rodriguez 12 BPD-patients with comorbid BPD: SCID-II After provocation, BPD-IED showed greater glucose uptake in orbitofrontal (BA 11, intermittent-explosive-disorder (IED) (16 Intermittent Explosive disorder: Module for Intermittent Explosive disorder 12, and 47, p < .02, ROI analysis) and amygdalar brain regions (p < .05, ROI women), 36 HC (18 women) Aggression: modified Overt Aggression Scale, Buss-Durkee Hostility Inventory, Aggression analysis) but failed to mobilize anterior, medial and dorsolateral prefrontal regions (p Questionnaire, Point Subtraction Aggression Paradigm = n/a). Male BPD-IED displayed reduced glucose metabolism rate in the striatum Neuroimaging: PET when performing the Point Subtraction Aggression Paradigm when performing the Point Subtraction Aggression Paradigm, compared with male HC (p < .006, ROI analysis). Newhill 2012 220 BPD-patients (gender: n/a) BPD: Structured Interview for DSM-III-R Personality Affective dysregulation fully mediated the relationship between aggression and Aggression: Three sources of data: arrest records, collateral informants, and patient self- BPD-diagnosis. report. Affective dysregulation: items from the Novaco Anger Scale Newhill 2009 220 BPD-patients (116 women) BPD-diagnosis: Structured Interview for DSM-III-R Personality 160 individuals (73%) with BPD engaged in aggressive acts over the 1 year follow- Aggression: threefold by arrest records, collateral reports, patients report using behaviors up. The majority of these acts consisted of interpersonal altercations and were adapted from the Conflict Tactics Scale targeted against acquaintances (33%) or spouses/cohabitants/significant others (29%). After controlling for antisocial personality disorder and Psychopathy, BPD was no longer a significant predictor of aggression, which was due to the shared variance among the constructs, and not the lack of predictive power of BPD. Nunes 2009 104 BPD patients (100 women) and 122 BPD: SCID-II, Revised Diagnostic Interview for the Borderlines BPD showed smaller hippocampal [mean effect size: -1.27 (95% CI =-1.82 to -0.72)] HC (108 women) Study: systematic review and amygdalar volume [mean effect size: -0.96 (95% CI =-1.76 to -0.15)] compared with HC. O’Neil 2012 38 studies comparing BPD-patients to HC BPD: categorical diagnosis according to DSM III/IV BPD showed lesser volume oft the hippocampi and amygdalae as well as lesser Study: Qualitative review of the literature activity in prefrontal brain regions and greater amygdalar activity when confronted with emotion-related stimulus compared with HC. Ostrov 2009 679 university students (341 women) BPD: Personality Diagnostic Questionnaire-4, Cluster B BPD-traits were associated with reactive and instrumental forms of relational Aggression: Self-report of Aggression and Social Behavior Measure, Impulsive-premeditated aggression (p < .001). Aggression Scales Perez- 2010 Rodriguez 251 personality-disordered patients (109 BPD: Structured Interview for DSM-IV Personality The “risk” haplotype was higher in BPD-patients than in HC (p < .05). BPD-patients), 103 HC Aggression: composite score of the Buss-Durkee Hostility Inventory and the Aggression In the combined patient/control sample those with the “risk” haplotype have higher Questionnaire aggression than those without the “risk” haplotype (p = .05) Genotyping: haplotype analysis of the tryptophan-hydroxylase 2 (TPH2) gene Peters 2014 823 undergraduates (579 women) BPD: Personality Assessment Inventory Anger mediates the relationship between shame and BPD-traits (p < .005). Anger: Anger Rumination Scale, Aggression Questionnaire, subscale oft the Positive and Negative Affect Scale – Expanded Form Shame proneness: Subscale of the Positive and Negative Affect Scale – Expanded Form, The Test of Self--ious Affect Preissler 2010 42 female BPD-patients, 38 female HC BPD: SCID-II No difference between BPD and HC in the Reading the Mind in the Eyes task Empathy: The revised version of the Reading the Mind in the Eyes task, The Movie for the BPD showed impaired scores in the Movie for the Assessment of Social Cognition Assessment of Social Cognition compared to HC (p = .001). Raine 1993 37 male long-term prisoners BPD: dimensional assessment of BPD-traits according to DSM-III BPD-traits were positively related to aggression (p < .04). Rinne 2000 12 female BPD-patients, 9 female HC BPD: Structured Interview for DSM-III-R Personality Female BPD showed reduced serotonergic functionality compared with HC (p < Neurochemistry: serotonergic functionality via stimulation with meta-chlorophenylpiperazine .05). 27 BPD-patients (25 women), 53 HC (29 BPD: SCID-II BPD showed reduced scores in the Movie for the Assessment of Social Cognition (p women) Empathy: Interpersonal Reactivity Index, Multifaceted Empathy Test and Movie for the < .011), Multifaceted Empathy Test (cognitive empathy: p < .005, emotional Assessment of Social Cognition empathy: p < .001) and Interpersonal Reactivity Index (cognitive empathy: p < .017, Ritter 2010 emotional empathy: p < .046) compared with HC. Ross 2009 124 intimate aggressive men (7 BPD- BPD: SCID-II Male BPD with comorbid ASPD were more likely than ASPD and subjects without a patients, 16 BPD-patients with comorbid Intimate partner aggression: Revised Conflict Tactics Scale personality disorder to react aggressively upon women’s displays of stress (both: p ASPD, 18 ASPD-patients and 83 subjects < .01). without a personality disorder) Rüsch Sala 2007 2011 60 female BPD-patients, 30 women with BPD: SCID-II Female BPD reported higher levels of shame in comparison to HC and women with social phobia and 60 healthy women Shame: Test of Self-Conscious Affect–3, Experiential Shame Scale, Implicit Association Test social phobia (p < .001-.02, depending on the instrument to measure shame). 15 BPD patients (11 women) 15 HC (11 BPD: SCID-II, Diagnostic interview for Borderlines Right hippocampal volumes inversely correlated with Buss-Durkee Hostility women) Aggression: Buss–Durkee Hostility Inventory Inventory score in BPD (r = -.6, p = .02, ROI analysis), but not in HC. Neuroimaging: stMRI , manual tracing Scott 2014 75 psychiatric outpatients and 75 community residents (98 women) BPD: dimensional score using a Diagnostic and Statistical Manual of Mental Disorders Affective dysregulation fully mediated the relationship between BPD-traits and checklist and the Structured Interview for DSM-IV Personality subsequent aggressive behavior (p < .05). Impulsivity did not significantly mediate Affective dysregulation: Difficulties in Emotion Regulation Scale the relationship between BPD-traits and aggression. Impulsivity: Composite score of the Impulsiveness, Self- Discipline (reversed), and Deliberation (reversed) facet scales oft he NEO Personality Inventory Aggression: Revised Conflict Tactics Scale Sharp Siever 2011 1999 111 adolescents inpatients (62 girls, 24 BPD: Borderline Personality Features Scale for Children, Childhood Interview for DSM-IV BPD showed hypermentalizing compared with clinical controls (p < .03). BPD-traits BPD-patients) Borderline Personality Disorder correlated with hypermentalizing (r = .41; p < .001). Affective dysregulation: Difficulties in Emotion Regulation Scale Affective dysregulation mediated the association between hypermentalizing and Empathy: Movie for the Assessment of Social Cognition BPD-traits (p < .01). BPD: The Revised Schedule for Interviewing DSM-IV Personality Disorders The patient sample, including BPD, showed significantly blunted metabolic Neurochemistry: serotonergic functionality via stimulation with d-fenfluramine responses after d-fenfluramine stimulation in medial, orbital and dorsolateral frontal Neuroimaging: PET cortex (all p < .05, ROI analysis) compared with HC. BPD: IPDE BPD with the LL genotype of the serotonin transporter gene promoter region show Aggression: Overt Aggression Scale Modified gene a greater reduction of aggressiveness than the LS and SS carriers when they Genotyping: analysis of the short variation (S) and long variation (L) of the polymorphisms of were treated with fluoxetine (p-value: n/a) 6 impulsive-aggressive patients (2 women, 4 BPD-patients), 5 male HC Silva 2007 49 BPD-patients (36 women) the serotonin transporter gene promoter region Snyder 1984 37 male BPD-patients, 31 male patients BPD: six criteria of DSM-III BPD showed more electroencephalographic slow wave activity, compared with the with a dysthymia Psychophysiology: Analysis of resting electroencephalographic activity, including one period clinical controls (p < .05) of hyperventilation Soloff 2000 5 female BPD-patients, 8 HC (3 women) BPD: IPDE, Diagnostic Interview for Borderline Patients Female BPD-patients showed lesser activation in an area of the right prefrontal Neuroimaging: PET cortex, BA 10 compared to HC (z = 3.34). Neurochemistry: serotonergic functionality via stimulation with d-fenfluramine Soloff 2003a 13 female BPD-patients, 9 female HC BPD: IPDE, Revised Diagnostic Interview for the Borderlines Female BPD showed reduced bilateral glucose metabolization in the orbital frontal Aggression: Buss-Durkee Hostility Inventory cortices, compared with HC (puncorr < .001).A longitudinal study of the group, referred Neuroimaging: PET to in the article, revealed that 58 % of BPD had been “occasionally or often” involved in physical fights and 25 % have used a weapon against other. Soloff Soloff 2003b 2005 64 BPD-patients (44 women), 57 HC (21 BPD: IPDE BPD scored score higher in the aggression instruments (p < .001), compared to HC. women) Aggression: Buss-Durkee Hostility Inventory, Brown–Goodwin lifetime history of aggression BPD showed diminished serotonergic functionality compared with HC (p = .02). Neuroimaging: PET Separated by gender, only male, but not female BPD-patients, showed a diminished Neurochemistry: serotonergic functionality via stimulation with d-fenfluramine serotonergic functionality (p = .02). 22 BPD-patients (15 women), 24 HC (14 BPD: IPDE, Revised Diagnostic Interview for the Borderlines Upon serotonergic stimulation, male BPD showed decreased glucose women) Aggression: Brown-Goodwin Assessment of Lifetime History of Aggression metabolization in the lt. temporal and posterior cingulate cortex lobe compared to Neurochemistry: : Serotonergic functionality via stimulation with d-fenfluramine HC (p corr < .05). Neuroimaging: PET Soloff 2007 14 female BPD-patients, 11 female HC. BPD: IPDE, Revised Diagnostic Interview for the Borderlines BPD showed increased hippocampal serotonin receptor binding compared to HC (p Neurochemistry: Serotonin receptor binding via Altanserin = .004). Neuroimaging: PET Stepp 2012 138 psychiatric outpatients (104 women, BPD: dimensional score based on DSM-IV-criteria. Interpersonal problems mediated the relationship between BPD-traits and 54 BPD-patients, 55 patients with other Interpersonal problems: Interpersonal Relations Assessment Inventory of Interpersonal subsequent aggressive behaviors. Expression of anger correlated with perpetrating personality disorder, and 29 patients with Problems aggressive behavior (r = .41, p < .001) and showed a marginal significant prediction no personality dysfunction) Aggression: Revised Conflict Tactics Scale for subsequent aggressive behavior (p < .10). Tebartz van 2003 8 female BPD-patients, 8 female HC BPD: Structured Clinical Interview for DSM-IV Personality Disorders, Revised Diagnostic BPD showed reduced volumes in the left orbital frontal cortex (p = .001, Bonferroni Interview for the Borderlines p = .0083, ROI analysis) and the right anterior cingulate cortex (p = .008., Neuroimaging: stMRI, manual tracing Bonferroni p = .0083, ROI analysis) compared with HC. 60 outpatients (34 with BPD; 26 with BPD: Structured Interview for DSM-IV Personality BPD experienced more frequently extreme spikes of hostility compared with current depressive disorder but not with Ecological momentary assessment: record of affects, experiences, and behaviors six times a depressive patients (p = .016). BPD, 53 women) day over a 28-day period Elst Trull 2008 Affective instability: mood descriptor items from the Positive and Negative Affect Schedule Vogel 2012 161 BPD-patients (112 women), 157 HC BPD: SCID-II Aggression was higher in carriers of the short than the long alleles (p = .016). (111 women) Aggression: Buss-Durkee Hostility Inventory Genotyping: analysis of three polymorphisms of the arginine vasopressin receptor 1A von 2010a, 30 female adolescents BPD-patients, 29 BPD: SCID-II BPD focused more initial attention toward negative facial expressions than HC (p = Ceurmen- b female adolescents with mixed psychiatric Behavioral task: visual dot probe task to test for attentional biases .03). BPD exhibited a significantly greater focus on negative emotional stimuli when Lindenstjern diagnoses, and 30 healthy controls (HC) in a neutral mood compared to HC (p < .003) and clinical controls (p < .05). a Wagner 1999 21 female BPD-patients, 21 women with a BPD: SCID-II BPD over-reported fear when presented with neutral faces compared with women history of childhood sexual abuse, 20 Behavioral task: Facial emotion recognition task with a history of childhood sexual abuse (p < .01) and women w/o a BPD-diagnosis women w/o a BPD-diagnosis and w/o a and w/o a history of childhood sexual abuse (p = .05). history of childhood sexual abuse Wagner 2010 159 BPD-patients (110 women, 49 men) BPD: SCID-II In BPD with the BDNF Val66Val, but not the Val66Met or Met66Met polymorphism, Aggression: Buss-Durkee Hostility Inventory the occurrence of childhood sexual abuse led to lower aggression scores than in Genotyping: those BPD without childhood sexual abuse (p = .005). polymorphism analysis of the brain-derived neurotrophic factor (BDNF) Val66Met Serious life events: PTSD-section of the Munich-Composite International Diagnostic Interview Wagner 2010b 112 female BPD-patients BPD: SCID-II In BPD with the COMT Val158Val carriers, but not the Val158Met and Met158Met Aggression: Buss-Durkee Hostility Inventory polymorphism, the occurrence of childhood sexual abuse led to lower aggression Genotyping: analysis of the catechol o-methyltransferase (COMT) val158met polymorphism scores than in those without childhood sexual abuse (p = .001). Serious life events: PTSD-section of the Munich- Composite International Diagnostic Interview Weinstein 2012 847 late middle-age (55-64) adults (347 BPD: Structured Interview for DSM-IV Personality, Multi-Source Assessment of Personality BPD-traits predicted intimate partner aggression (p < .005) women) from a community sample Pathology fulfilled by the participant and an informant . Aggression: Revised Conflict Tactics Scale Whisman Wolf 2009 2012 1,147 individuals (635 women) from the BPD: International Personality Disorder Examination Screening Questionnaire BPD-traits were positively associated with perpetration of minor (p < .001) and National Comorbidity Survey Replication Aggression: Conflict Tactics Scales severe aggression (p < .05). 16 female BPD-patients, 16 female HC BPD: SCID-II BPD exhibited decreased CBF in the medial orbitofrontal cortex (Brodmann area Impulsivity: Barratt Impulsiveness Scale [BA] 10, Cohen’s d = 1.14) and increased CBF in the lateral orbitofrontal cortex (left Neuroimaging: resting state cerebral blood flow (CBF) via continuous arterial spin labeling BA 11, Cohen’s d = 1.67; right BA 11, Cohen’s d = 1.44) compared to HC. Impulsivity correlated positively with the CBF in the medial (p = .024), left lateral (p = .009) and right lateral orbitofrontal cortex (p = .004). Zetzsche 2007 25 female BPD-patients, 25 female HC BPD: SCID-II, Diagnostic interview for Borderlines In BPD hippocampal gray matter volume loss correlated with measures of Aggression: Brown-Goodwin Assessment of Lifetime History of Aggression, the Buss- Durkee aggression (r > -.43-48, p < .01-.03, depending on the instrument to measure Hostility Inventory aggression). Neuroimaging: stMRI, manual tracing Zetzsche 2006 25 female BPD-patients, 25 female HC BPD: SCID-II, Diagnostic interview for Borderlines There were no significant correlations between amygdala volumes and ratings for Aggression: Brown-Goodwin Assessment of Lifetime History of Aggression, the Buss- Durkee aggression. Hostility Inventory Depression: The Hamilton Depression Scale (21-items version) Neuroimaging: stMRI, manual tracing Note. The studies are listed in alphabetical order based on the author’s first name. Abbreviations: CSF: cerebrospinal fluid, ERP: event-related potential, IPDE: International Personality Disorders Examination, fMRI: functional magnetic resonance imaging, SCID-II: Structured Clinical Interview for DSM-IV Axis II Personality Disorders, stMRI: structural magnetic resonance imaging, PET: positron emission tomography, ROI: region of interest, VBM: voxel based morphometry