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Higher- And lower-order personality traits and cluster subtypes in social anxiety disorder

Costache, Mădălina Elena ; Frick, Andreas ; Månsson, Kristoffer ; Engman, Jonas ; Faria, Vanda ; Hjorth, Olof ; Hoppe, Johanna M. ; Gingnell, Malin ; Frans, Örjan and Björkstrand, Johannes LU , et al. (2020) In PLoS ONE 15(4).
Abstract

Social anxiety disorder (SAD) can come in different forms, presenting problems for diagnostic classification. Here, we examined personality traits in a large sample of patients (N = 265) diagnosed with SAD in comparison to healthy controls (N = 164) by use of the Revised NEO Personality Inventory (NEO-PI-R) and Karolinska Scales of Personality (KSP). In addition, we identified subtypes of SAD based on cluster analysis of the NEO-PI-R Big Five personality dimensions. Significant group differences in personality traits between patients and controls were noted on all Big Five dimensions except agreeableness. Group differences were further noted on most lower-order facets of NEO-PI-R, and nearly all KSP variables. A logistic regression... (More)

Social anxiety disorder (SAD) can come in different forms, presenting problems for diagnostic classification. Here, we examined personality traits in a large sample of patients (N = 265) diagnosed with SAD in comparison to healthy controls (N = 164) by use of the Revised NEO Personality Inventory (NEO-PI-R) and Karolinska Scales of Personality (KSP). In addition, we identified subtypes of SAD based on cluster analysis of the NEO-PI-R Big Five personality dimensions. Significant group differences in personality traits between patients and controls were noted on all Big Five dimensions except agreeableness. Group differences were further noted on most lower-order facets of NEO-PI-R, and nearly all KSP variables. A logistic regression analysis showed, however, that only neuroticism and extraversion remained significant independent predictors of patient/control group when controlling for the effects of the other Big Five dimensions. Also, only neuroticism and extraversion yielded large effect sizes when SAD patients were compared to Swedish normative data for the NEO-PI-R. A two-step cluster analysis resulted in three separate clusters labelled Prototypical (33%), Introvert-Conscientious (29%), and Instable-Open (38%) SAD. Individuals in the Prototypical cluster deviated most on the Big Five dimensions and they were at the most severe end in profile analyses of social anxiety, self-rated fear during public speaking, trait anxiety, and anxiety-related KSP variables. While additional studies are needed to determine if personality subtypes in SAD differ in etiological and treatment-related factors, the present results demonstrate considerable personality heterogeneity in socially anxious individuals, further underscoring that SAD is a multidimensional disorder.

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publishing date
type
Contribution to journal
publication status
published
subject
in
PLoS ONE
volume
15
issue
4
article number
e0232187
publisher
Public Library of Science (PLoS)
external identifiers
  • scopus:85084071651
  • pmid:32348331
ISSN
1932-6203
DOI
10.1371/journal.pone.0232187
language
English
LU publication?
yes
id
30b344d2-e8c2-4261-b6ed-475d5afbc701
date added to LUP
2020-05-13 16:43:02
date last changed
2024-04-17 08:26:18
@article{30b344d2-e8c2-4261-b6ed-475d5afbc701,
  abstract     = {{<p>Social anxiety disorder (SAD) can come in different forms, presenting problems for diagnostic classification. Here, we examined personality traits in a large sample of patients (N = 265) diagnosed with SAD in comparison to healthy controls (N = 164) by use of the Revised NEO Personality Inventory (NEO-PI-R) and Karolinska Scales of Personality (KSP). In addition, we identified subtypes of SAD based on cluster analysis of the NEO-PI-R Big Five personality dimensions. Significant group differences in personality traits between patients and controls were noted on all Big Five dimensions except agreeableness. Group differences were further noted on most lower-order facets of NEO-PI-R, and nearly all KSP variables. A logistic regression analysis showed, however, that only neuroticism and extraversion remained significant independent predictors of patient/control group when controlling for the effects of the other Big Five dimensions. Also, only neuroticism and extraversion yielded large effect sizes when SAD patients were compared to Swedish normative data for the NEO-PI-R. A two-step cluster analysis resulted in three separate clusters labelled Prototypical (33%), Introvert-Conscientious (29%), and Instable-Open (38%) SAD. Individuals in the Prototypical cluster deviated most on the Big Five dimensions and they were at the most severe end in profile analyses of social anxiety, self-rated fear during public speaking, trait anxiety, and anxiety-related KSP variables. While additional studies are needed to determine if personality subtypes in SAD differ in etiological and treatment-related factors, the present results demonstrate considerable personality heterogeneity in socially anxious individuals, further underscoring that SAD is a multidimensional disorder.</p>}},
  author       = {{Costache, Mădălina Elena and Frick, Andreas and Månsson, Kristoffer and Engman, Jonas and Faria, Vanda and Hjorth, Olof and Hoppe, Johanna M. and Gingnell, Malin and Frans, Örjan and Björkstrand, Johannes and Rosén, Jörgen and Alaie, Iman and Åhs, Fredrik and Linnman, Clas and Wahlstedt, Kurt and Tillfors, Maria and Marteinsdottir, Ina and Fredrikson, Mats and Furmark, Tomas}},
  issn         = {{1932-6203}},
  language     = {{eng}},
  month        = {{04}},
  number       = {{4}},
  publisher    = {{Public Library of Science (PLoS)}},
  series       = {{PLoS ONE}},
  title        = {{Higher- And lower-order personality traits and cluster subtypes in social anxiety disorder}},
  url          = {{http://dx.doi.org/10.1371/journal.pone.0232187}},
  doi          = {{10.1371/journal.pone.0232187}},
  volume       = {{15}},
  year         = {{2020}},
}