Evidence of validity of Sternberg's Triangular Love Scale -Short Version (ETAS-R) Sternberg's triangular theory of love is a model in which love is composed by three essential aspects: intimacy, passion and commitment. The aim of the study was to verify the aspects of construct validity and component reliability of a measure and theory of love in a Brazilian sample. 1.530 individuals participated in this study, 660 males and 870 females, divided in two sub-samples. The results from exploratory and confirmatory factor analyses indicate the confirmation of the triangular structure of the measure and the phenomenon in this Brazilian sample. The precision and reliability of the scale were adequate and above 0.80. The results of this study recommended the use of the measure to study the phenomenon.
Close relationships; Love; Psychological measurement
