Validez y confiabilidad del índice de satisfacción vital (LSI-A) de Neugarten, Havighurst & Tobin en una muestra de adultos y adultos mayores en Chile

Abstract

The findings of a research aimed to estimate reliability and validity of The Life Satisfaction Index (LSI-A) of Neugarten, Havighurst & Tobin (1961; 1996) are presented. The sample consisted of 473 adults from 30 to 75 years (male and female) from Metropolitan Region of Santiago, Chile, distributed into three levels of 2income, age groups and educational levels. The content, concurrent and construct validity of the instrument was estimated, defining five factors accounting for 50.62% of the variance. The reliability with Cronbach's alpha was 0.80 for the full sample, the index ranged between 0.77 to 0.83 depending on age, between 0.77 and 0.81 according to educational level and between 0.74 and 0.83 depending on income level, no changes were observed by sex (0.80). Copyright 2008 by Sociedad Chilena de Psicología Clínica.