Fig. 1From: A revised short version of the compassionate love scale for humanity (CLS-H-SF): evidence from item response theory analyses and validity testingItem Information Function (IIF) of the 21 items of the Compassionate Love Scale for Humanity. Legend: Latent trait (Theta) is shown on the horizontal axis, and the amount of information yielded by the item at each trait level is shown on the vertical axisBack to article page