Psychometric properties of Sternberg love scale
Introduction: The aim of study was to evaluate the psychometric indices Sternberg love scale on married men and women in Iranian society.
Methods: The study type is correlation (factor analysis). In this research factor analysis was used that is an exploratory and confirmatory technique to study the structure of a set of data, which has several pre-conception about exploring the questionnaire factors. The sample size was 200 individuals which is randomly selected and completed Sternberg's triangular love scale from men and women who participated in the before marriage classes and family education classes in Mashhad in 2015. Data was analyzed using exploratory and confirmatory factor analysis.
Findings: The results of the factor analysis by using Varimax rotation method showed three love factors, and they were fitted by confirmatory factor analysis. Internal consistency reliability Alpha Cronbach coefficients including 45 items and three factors of intimacy, passion and commitment respectively are 0.86, 0.87 and 0.91 and love overall scale was satisfactory.
Discussion: The results of the factor analysis are consistent with previous studies and with respect to the validity and reliability of Sternberg's love triangle that can be used in research and family domain.
Keywords: Love triangle; Sternberg; psychometric; reliability.