scholarly journals Comparing self-report measures of grandiose narcissism, vulnerable narcissism, and narcissistic personality disorder in a male offender sample

2018 ◽  
Author(s):  
Elizabeth Krusemark ◽  
W. Keith Campbell ◽  
Michael Crowe ◽  
Josh Miller

Despite a growing interest in the use of self-report measures of narcissism among student, community and clinical samples, the research on narcissism in prison samples is sparse, despite elevated rates of narcissism in these samples. The current study examined the relations between commonly used measures of grandiose narcissism (Narcissistic Personality Inventory-13; NPI-13), vulnerable narcissism (Hypersensitive Narcissism Scale; HSNS) and narcissistic personality disorder (NPD) (Personality Diagnostic Questionnaire; PDQ) in a sample of adult male offenders (N = 179). The NPI-13 and PDQ NPD scales overlapped substantially with one another and manifested similar empirical profiles (rICC = .81) with both being substantially correlated with interview-based symptoms of NPD, entitlement, psychopathy, and externalizing behaviors. Conversely, the HSNS manifested more limited relations with other measures of NPD and related traits (e.g., entitlement), as well as externalizing behaviors and was more strongly related to internalizing symptoms. Consistent with previous work, NPD appears to be a blend of grandiose and vulnerable narcissism as the PDQ’s empirical profile overlapped with that of the HSNS (rICC = .51), which was not true for the NPI-13 (rICC = .18). Analyses of the incremental validity of the three measures suggested that the NPI-13 was particularly successful in accounting for unique variance in these relevant criteria. These results underscore the benefit of utilizing multiple measures to distinguish empirical correlates of grandiose narcissism, vulnerable narcissism and NPD.

2010 ◽  
Vol 44 (4) ◽  
pp. 559-563 ◽  
Author(s):  
Jessica L. Maples ◽  
Joshua D. Miller ◽  
Lauren F. Wilson ◽  
L. Alana Seibert ◽  
Lauren R. Few ◽  
...  

Assessment ◽  
2020 ◽  
Vol 28 (1) ◽  
pp. 3-14
Author(s):  
David Watson ◽  
Stephanie Ellickson-Larew ◽  
Kasey Stanton ◽  
Holly F. Levin-Aspenson ◽  
Shereen Khoo

We examined the validity of self-report measures of narcissism and mania by relating them to interview-based ratings of psychopathology. Narcissism scales were taken from the Narcissistic Personality Inventory (NPI), the Personality Diagnostic Questionnaire–4+, and the Short Dark Triad. Mania measures included the Altman Self-Rated Mania Scale (ASRM) and scales taken from the Hypomanic Personality Scale (HPS) and Expanded Version of the Inventory of Depression and Anxiety Symptoms. Our analyses addressed two key issues. The first issue was whether these scales demonstrated significant criterion validity (e.g., whether the HPS scales correlated significantly with interview ratings of mania). The second issue was whether they displayed specificity to their target constructs (e.g., whether the NPI scales correlated more strongly with ratings of narcissistic personality disorder than with other forms of psychopathology). All of the narcissism scales—including all three NPI subscales—correlated significantly with interview ratings of narcissistic personality disorder and showed considerable evidence of diagnostic specificity. Most of the mania scales also displayed good criterion validity and diagnostic specificity. However, two measures—the ASRM and the HPS Social Vitality subscale—had weak, nonsignificant associations with interview ratings of manic episodes; these findings raise concerns regarding their validity as specific indicators of mania.


2018 ◽  
Author(s):  
Elizabeth N. Aslinger ◽  
Stephen N. Manuck ◽  
Paul A. Pilkonis ◽  
Leonard Simms ◽  
Aidan G.C. Wright

We investigated the latent structure of narcissistic personality disorder (NPD) by comparing dimensional, hybrid, and categorical latent variable models, using confirmatory factor analysis (CFA), non-parametric (NP-FA) and semi-parametric factor analysis (SP-FA), and latent class analysis, respectively. We first explored these models in a clinical sample, and then pre-registered replication analyses in four additional datasets (with national, undergraduate, community, and mixed community/clinical samples) to test whether the best fitting model would generalize across different datasets with different sample compositions. A one-factor CFA outperformed categorical models in fit and reliability, suggesting the criteria do not serve to distinguish a “narcissist” class or subtypes; rather, a “narcissistic” dimension underlies the NPD construct. The CFA also outperformed hybrid models, indicating that people fall within the same continuous distribution, rather than composing homogenous groups of relative severity (NP-FA) or pulling apart into mixtures of discrete distributions (SP-FA) along that spectrum.


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