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Self-Report Tests of Personality01:22

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Self-report inventories are objective personality assessments that use multiple-choice items or numbered scales, typically ranging from 1 (strongly disagree) to 5 (strongly agree). They are often called Likert scales after Rensis Likert. These inventories are widely used due to their ease of administration and cost-effectiveness. One of the most prominent examples is the Minnesota Multiphasic Personality Inventory (MMPI), initially developed in the 1940s to assess abnormal personality traits.
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Validation of the German Relationship-Obsessive Compulsive Inventory: Testing the Factorial Structure, Measurement

Kay Brauer1, Lara Borchardt1

  • 1Department of Psychology, Martin Luther University Halle-Wittenberg, Halle (Saale), Germany.

Journal of Clinical Psychology
|August 8, 2025
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Summary

The German Relationship Obsessive Compulsive Inventory (ROCI) is reliable and valid for assessing relationship obsessive compulsive disorder (ROCD). It effectively measures ROCD symptoms, linking them to attachment styles and relationship satisfaction.

Keywords:
Relationship Obsessive Compulsive Inventoryattachment stylespersonality pathologyrelationship obsessive compulsive disorderromantic relationships

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Area of Science:

  • Psychology
  • Clinical Psychology
  • Psychometrics

Background:

  • Relationship obsessive compulsive disorder (ROCD) involves intrusive thoughts and compulsive behaviors in romantic relationships.
  • The Relationship Obsessive Compulsive Inventory (ROCI) is the established tool for measuring ROCD.
  • Validation of the German ROCI is crucial for its use in German-speaking populations.

Purpose of the Study:

  • To assess the reliability and validity of the German version of the ROCI.
  • To examine the psychometric properties and factorial structure of the German ROCI.
  • To investigate the external validity of the German ROCI in relation to psychological constructs.

Main Methods:

  • Analysis of data from two independent nonclinical samples (N=409 and N=248).
  • Application of factor analyses to determine the factorial structure.
  • Assessment of measurement invariance between genders and reliability coefficients.

Main Results:

  • Factor analyses supported a 3-factor model for the German ROCI.
  • Satisfactory reliability (0.77-0.88) and scalar measurement invariance between genders were found.
  • ROCD correlated with insecure attachment, low relationship satisfaction, and negative affectivity, with ROCI showing incremental validity.

Conclusions:

  • The German ROCI is a psychometrically sound instrument for assessing ROCD expressions.
  • The study recommends the German ROCI for research on ROCD prevalence and consequences in German-speaking countries.
  • Future research should include longitudinal and dyadic studies to further understand ROCD.