Fig. 2From: A revised short version of the compassionate love scale for humanity (CLS-H-SF): evidence from item response theory analyses and validity testingTest Information Function (TIF) of the original and short Compassionate Love Scale for Humanity. Legend: The original version is on the left and the short version is on the right. Latent trait (Theta) is shown on the horizontal axis, and the amount of information and the standard error yielded by the test at each trait level is shown on the vertical axisBack to article page