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Dive into the research topics where Kathrin Ritter is active.

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Featured researches published by Kathrin Ritter.


Frontiers in Behavioral Neuroscience | 2010

Social cognition in borderline personality disorder: evidence for disturbed recognition of the emotions, thoughts, and intentions of others

Sandra Preißler; Isabel Dziobek; Kathrin Ritter; Hauke R. Heekeren; Stefan Roepke

Disturbed relatedness is a core feature of borderline personality disorder (BPD), and impaired social cognition or deficits in “mentalization” are hypothesized to underlie this feature. To date, only weak empirical evidence argues for impairment in the recognition of emotions, thoughts, or intentions in BPD. Data from facial emotion recognition research indicate that these abilities are altered in BPD only if tasks are complex. The present study aims to assess social cognitive abilities in BPD. Sixty-four women with BPD and 38 healthy controls watched the “Movie for the Assessment of Social Cognition” (MASC), a newly developed film displaying social interactions, and asking for an assessment of the intentions, emotions, and thoughts of the characters. In addition, participants completed an established but less ecologically valid measure of social cognition (“Reading the Mind in the Eyes”; RME). In the RME task, BPD patients did not display impairment in social cognition compared to healthy controls. By contrast, on the more sensitive MASC, women with BPD showed significantly impaired abilities in social cognition compared to healthy controls in their recognition of emotions, thoughts, and intentions. Comorbid PTSD, intrusions, and sexual trauma negatively predicted social cognitive abilities on the more sensitive MASC. Thus, our results suggest impaired social cognitive abilities in BPD. Especially for comorbid PTSD, intrusive symptoms, and history of sexual trauma predicted poor outcomes on social cognition tasks.


Journal of Behavior Therapy and Experimental Psychiatry | 2013

When grandiosity and vulnerability collide: Implicit and explicit self-esteem in patients with narcissistic personality disorder

Aline Vater; Kathrin Ritter; Michela Schröder-Abé; Astrid Schütz; Claas-Hinrich Lammers; Jennifer K. Bosson; Stefan Roepke

BACKGROUND AND OBJECTIVES Narcissistic personality disorder (NPD) is characterized by reports of grandiosity including exaggerated illusions of superiority and entitlement (DSM-IV-TR, APA, 2000). Based on clinical theories (e.g., Kernberg, 1975), many researchers argue that high explicit self-esteem in narcissists masks underlying implicit vulnerability (low implicit self-esteem). Conversely, based on social learning theories (i.e., Millon, 1981), people with NPD are characterized by implicit grandiosity (high implicit self-esteem). We test these competing hypotheses in patients diagnosed with NPD. METHODS The present study examined implicit self-esteem (using an Implicit Association Test) and explicit self-esteem (using a self-report questionnaire) in patients with NPD in comparison to non-clinical and clinical, non-NPD (Borderline Personality Disorder, BPD) control groups. RESULTS Patients with NPD scored lower on explicit self-esteem than non-clinical controls. In comparison to patients with BPD, NPD patients scored higher on explicit and implicit self-esteem. Moreover, within the group of NPD patients, damaged self-esteem (i.e., low explicit, high implicit) was associated with higher narcissistic psychopathology. LIMITATIONS In both clinical groups we included participants seeking psychiatric treatment, which might influence explicit self-esteem. Longitudinal studies are needed to further assess self-esteem stability in NPD patients in comparison to the control groups. CONCLUSIONS Our findings are indicative of vulnerable facets in patients with NPD (i.e., low explicit self-esteem). Furthermore, damaged self-esteem is connected to specific psychopathology within the NPD group. Implications for research on NPD are discussed.


Journal of Personality Assessment | 2013

The Narcissistic Personality Inventory: A Useful Tool for Assessing Pathological Narcissism? Evidence From Patients With Narcissistic Personality Disorder

Aline Vater; Michela Schröder-Abé; Kathrin Ritter; Babette Renneberg; Lars Schulze; Jennifer K. Bosson; Stefan Roepke

The Narcissistic Personality Inventory (NPI) has dominated research on narcissism in the field of social and personality psychology. Surprisingly, it is unclear whether the NPI is useful for identifying pathological narcissism in patients with Narcissistic Personality Disorder (NPD). The goal of this study was to close this research gap. We used an extreme-group approach by including NPD patients and healthy controls and comparing their narcissism scores. We further investigated whether explicit self-esteem (assessed with the Rosenberg Self-Esteem Scale) suppressed the relationship between group membership and NPI narcissism. According to our results, NPD patients do not score higher on the NPI in comparison to healthy controls. Analysis of indirect effects revealed that differences in NPI scores are suppressed by NPD patients’ low self-esteem. Our results indicate that the NPI is not a valid indicator of NPD, unless one controls for self-esteem. Implications for future research are discussed.


Psychiatry Research-neuroimaging | 2014

Shame in patients with narcissistic personality disorder

Kathrin Ritter; Aline Vater; Nicolas Rüsch; Michela Schröder-Abé; Astrid Schütz; Thomas Fydrich; Claas-Hinrich Lammers; Stefan Roepke

Shame has been described as a central emotion in narcissistic personality disorder (NPD). However, there is a dearth of empirical data on shame in NPD. Patients with NPD (N=28), non-clinical controls (N=34) and individuals with borderline personality disorder (BPD, N=31) completed self-report measures of state shame, shame-proneness, and guilt-proneness. Furthermore, the Implicit Association Test (IAT) was included as a measure of implicit shame, assessing implicit shame-self associations relative to anxiety-self associations. Participants with NPD reported higher levels of explicit shame than non-clinical controls, but lower levels than patients with BPD. Levels of guilt-proneness did not differ among the three study groups. The implicit shame-self associations (relative to anxiety-self associations) were significantly stronger among patients with NPD compared to nonclinical controls and BPD patients. Our findings indicate that shame is a prominent feature of NPD. Implications for diagnosis and treatment are discussed.


Journal of Personality Disorders | 2012

Gender differences in a clinical sample of patients with borderline personality disorder.

Anke Banzhaf; Kathrin Ritter; Angela Merkl; Olaf Schulte-Herbrüggen; Claas-Hinrich Lammers; Stefan Roepke

The aim of the study was to investigate gender differences and similarities in patients with borderline personality disorder (BPD) with respect to Axis I comorbidity, Axis II comorbidity, general psychopathology (Symptom Checklist 90-Revised), and dimensional personality traits (NEO-Personality-Inventory Revised [NEO-PI-R] and the Dimensional Assessment of Personality Profile Basic questionnaire [DAPP-BQ]). Fifty-seven men and 114 women with BPD were included in the study. Regarding Axis I and II disorders in an exploratory analysis, men with BPD more often fulfilled the diagnostic criteria for binge eating disorder, antisocial personality disorder, narcissistic personality disorder, and conduct disorder in childhood, whereas women had higher frequencies of bulimia nervosa, posttraumatic stress disorder, and panic disorder with agoraphobia. After correcting for multiple tests, only the gender differences in narcissistic and antisocial personality disorder remained significant. In the SCL-90-R profile, no significant gender differences could be identified. In the exploratory analysis of the dimensional personality traits, women showed higher rates on the NEO-PI-R main factors (Neuroticism and Agreeableness) compared to men. In the DAPP-BQ profile, men reached higher sores on the main factor, Dissocial Behavior. When correcting for multiple tests, gender differences still existed for Neuroticism and Dissocial Behavior. Our results argue for gender differences in Axis I and II comorbidity and dimensional personality traits in BPD. However, in general, more similarities than differences were shown in this study.


Journal of Autism and Developmental Disorders | 2015

Personality Pathology of Adults with Autism Spectrum Disorder without Accompanying Intellectual Impairment in Comparison to Adults with Personality Disorders.

Sandra Strunz; Linda Westphal; Kathrin Ritter; Isabella Heuser; Isabel Dziobek; Stefan Roepke

Differentiating autism spectrum disorders (ASDs) without accompanying intellectual impairment from personality disorders is often challenging. Identifying personality traits and personality pathology specific to ASD might facilitate diagnostic procedure. We recruited a sample of 59 adults with ASD without accompanying intellectual impairment, 62 individuals with narcissistic personality disorder, 80 individuals with borderline personality disorder, and 106 nonclinical controls. Personality traits, measured with the neo-personality inventory-revised (NEO-PI-R), and personality pathology, measured with the dimensional assessment of personality pathology (DAPP-BQ), were assessed. Personality traits and personality pathology specific to ASD could be identified. ASD individuals scored significantly lower on the NEO-PI-R scales extraversion and openness to experience and significantly higher on the DAPP-BQ scales inhibitedness and compulsivity relative to all other groups. Diagnostic implications are discussed.


Journal of Clinical Psychology | 2015

Psychosocial Functioning and Life Satisfaction in Adults With Autism Spectrum Disorder Without Intellectual Impairment

Lilly Schmidt; Jennifer Kirchner; Sandra Strunz; Julia Broźus; Kathrin Ritter; Stefan Roepke; Isabel Dziobek

OBJECTIVES This study aimed at (a) comparing psychosocial functioning and life satisfaction in adults with autism spectrum disorder (ASD) and nonclinical participants and (b) identifying areas of functioning that are most predictive for life satisfaction in individuals with ASD. METHOD A total of 43 adults with ASD without intellectual impairment (age: mean = 31, standard deviation = 10 years; 63% females) and healthy nonclinical individuals (N = 44) were surveyed. RESULTS Individuals with ASD reported significant functional impairments and less life satisfaction compared with nonclinical individuals in many areas of life. Although impairments were prominent in domains involving interaction with other people such as understanding and communication, getting along with others, and participation in society, daily living skills (e.g., getting around, self-care, and household) were not different from nonclinical participants. Participating in society was identified as the only factor predicting life satisfaction in individuals with ASD. CONCLUSION There is a need for interventions facilitating functioning on a broad level and support toward societal inclusion for individuals with ASD.


Psychotherapie Psychosomatik Medizinische Psychologie | 2010

Komorbiditäten bei Patienten mit einer Narzisstischen Persönlichkeitsstörung im Vergleich zu Patienten mit einer Borderline-Persönlichkeitsstörung

Kathrin Ritter; Stefan Roepke; Angela Merkl; Isabella Heuser; Thomas Fydrich; Claas-Hinrich Lammers

BACKGROUND Patients with a narcissistic personality disorder (NPD) do not often consult a psychotherapist or psychiatrist because of their NPD, but rather, because of co-occurring psychiatric disorders, or higher general symptom stress. Until now there is no actual data about rates of co-occurrence disorders and general symptom stress. OBJECTIVE Which axis I and axis II disorders occur typically in NPD in comparison to patients with a borderline personality disorder (BPD)? How are general symptom stress and depressive symptoms related? METHODS Prevalence of co-occurring disorders (Structured Clinical Interview for DSM-IV for Axis I and Axis II) and general symptom stress (SCL-90-R) and depression (BDI) were investigated in 62 patients with a NPD, 62 patients with a BPD and 59 patients with a double diagnosis NPD/BPD. RESULTS Affective disorders (64.5%) and substance use disorders (35.5%) were the most comorbid psychiatric disorders in patients with NPD. Substance use disorders (p<0.01) and posttraumatic stress disorder (PTSD) (p<0.01) were more common in BPD than in NPD. In comparison to patients with the double diagnosis NPD/BPD major depression (p<0.05) was more frequent in patients with NPD and substance use disorders (p<0.001) and antisocial personality disorder (p<0.001) were less common in patients with NPD. Gender effects were found in PTSD, bulimia nervosa, substance use disorders and antisocial personality disorder. Patients with NPD showed lowest rates of co-occurring disorders and lowest scores in general symptom stress and depression than the other two groups. CONCLUSIONS In general, patients with NPD showed similar co-occurring disorders as patients with BPD, or with the co-diagnosis NPD and BPD, but they showed lower scores for general symptom stress and depression.


Journal of Attention Disorders | 2016

Comparing Dimensional Models Assessing Personality Traits and Personality Pathology Among Adult ADHD and Borderline Personality Disorder

Johanna Koerting; Ralf Pukrop; Philipp Klein; Kathrin Ritter; Mark Knowles; Anke Banzhaf; Laura Gentschow; Aline Vater; Isabella Heuser; Michael Colla; Stefan Roepke

Objective: This pilot study was a comparison of dimensional models assessing personality traits and personality pathology in a clinical sample of adults diagnosed with ADHD and adults diagnosed with borderline personality disorder (BPD), and a nonclinical control sample of healthy adults. Method: Personality traits were assessed using the NEO–Personality Inventory–Revised (NEO-PI-R) and dimensional personality pathology with the Dimensional Assessment of Personality Pathology–Basic Questionnaire (DAPP-BQ). Results: Adults with ADHD and BPD produced higher Emotional Dysregulation/Neuroticism and Dissocial Behavior scores than controls. For the Extraversion/Inhibitedness scale, adults with BPD produced significantly lower scores than adults with ADHD and controls. On the Conscientiousness/Compulsivity domains, Conscientiousness scores were lower for both disorders, whereas low Compulsivity values were specific to adult ADHD. Conclusion: Our results suggest that patients with adult ADHD and BPD have distinguishable profiles of personality traits and personality pathology.


Personality Disorders: Theory, Research, and Treatment | 2014

Stability of narcissistic personality disorder: tracking categorical and dimensional rating systems over a two-year period.

Aline Vater; Kathrin Ritter; Sandra Strunz; Elsa Ronningstam; Babette Renneberg; Stefan Roepke

Personality disorders are characterized as temporally stable patterns of symptoms (APA, 2000). However, evidence on the stability of narcissistic personality disorder (NPD) is generally lacking. This study tracked the prevalence and remission rates of individual criteria for NPD over the course of 2 years. In addition, the stability of dimensional personality pathology in patients with NPD (assessed with the Dimensional Assessment of Personality Pathology, DAPP-BQ) was assessed over time. A sample of 96 patients with a diagnosis of NPD was recruited at baseline. Forty patients participated in the follow-up assessment 2 years later. Our results indicate a moderate remission rate (53%) for NPD as a categorical diagnosis. However, single NPD criteria differed in their prevalence and temporal stability, similar to findings for other personality disorders. Moreover, scores on dimensional subscales of the DAPP-BQ remained stable over time. Theoretical implications are discussed.

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Isabel Dziobek

Humboldt University of Berlin

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Thomas Fydrich

Humboldt University of Berlin

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