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The Revised Identity Style Inventory: Factor Structure and Validity in Italian Speaking Students.

Lucia Monacis1, Valeria de Palo1, Maria Sinatra2

  • 1Department of Human Sciences, University of Foggia, Foggia Italy.

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|July 6, 2016
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Summary
This summary is machine-generated.

This study validated the Italian Revised Identity Style Inventory (ISI-5) in adolescents and university students. Results show a reliable three-factor structure, supporting its use in psychological research.

Keywords:
convergent validitydiscriminant validityfactorial structureidentity stylespsychometric properties

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Area of Science:

  • Psychology
  • Developmental Psychology
  • Social Psychology

Background:

  • Adolescent and adult identity development is crucial.
  • The Revised Identity Style Inventory (ISI-5) is a key measure.
  • Validating cross-cultural adaptations of psychological instruments is essential.

Purpose of the Study:

  • To evaluate the factor structure of the Italian translation of the Revised Identity Style Inventory (ISI-5).
  • To assess the convergent and discriminant validity of the ISI-5 in Italian samples.
  • To examine measurement invariance across adolescent and university student groups.

Main Methods:

  • Confirmatory Factor Analysis (CFA) was employed.
  • The study utilized two samples: 237 adolescents and 268 university students.
  • The ISI-5 scores were correlated with measures of reasoning, identity processes, commitment, and social desirability.

Main Results:

  • A three-factor solution demonstrated a good fit for the ISI-5.
  • This factor structure was found to be invariant across different age and sex groups.
  • Theoretical relationships with other constructs were partially supported, indicating a need for further validation.

Conclusions:

  • The Italian version of the ISI-5 exhibits a robust three-factor structure.
  • The findings support the use of the ISI-5 for assessing identity styles in Italian adolescents and young adults.
  • Additional research is recommended to strengthen evidence for the convergent and discriminant validity of the ISI-5.