(standardized factor loadings ranged from .65 to .80), demonstrating clear distinction among the latent constructs included in this model. We compared the 3-factor model with multiple 2-factor models and a
1-factor model. All alternative models demonstrated significantly worse fit as indicated by the χ2 difference test. For example, the 1-factor model, in which all items loaded onto a single latent factor, demonstrated significantly worse fit, Δχ(3) = 153.04, p b .001. These results further supported the distinctiveness of the three proactive social behaviors.