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This study developed and validated the Oviedo Grit Scale, a new, reliable, and valid instrument for measuring grit in Spanish-speaking populations. The scale is unidimensional and shows excellent psychometric properties.

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Area of Science:

  • Psychological assessment
  • Non-cognitive variables
  • Personality psychology

Background:

  • Grit is a key non-cognitive variable influencing various life outcomes.
  • Existing grit assessment tools are limited in Spanish-speaking contexts.
  • A validated Spanish-language grit scale is needed.

Purpose of the Study:

  • To develop and validate a new scale to measure grit in Spanish-speaking populations.
  • To examine the psychometric properties of the new grit scale.
  • To provide a reliable and valid instrument for grit assessment.

Main Methods:

  • Development and validation of a new grit scale (Oviedo Grit Scale).
  • Study conducted with 531 Spanish participants from the general population.
  • Factorial analyses, reliability (Cronbach's alpha, McDonald's omega), and validity analyses were performed.

Main Results:

  • Factorial analyses confirmed the unidimensionality of the Oviedo Grit Scale.
  • The scale demonstrated excellent reliability (α = .94; ω = .94).
  • Evidence of validity was found through correlations with grit short scale, self-control, self-efficacy, and conscientiousness.

Conclusions:

  • The Oviedo Grit Scale is a unidimensional instrument with excellent reliability and validity.
  • The scale is suitable for evaluating grit in Spanish-speaking contexts.
  • This new scale addresses the need for a psychometrically sound grit assessment tool.