The most salient factors in Passionate love are Passion, Unity, and Reciprocity, and in Companionate love Relationship Investment, Intimacy, and Fondness. (interpersona.psychopen.eu)
Those in companionate marriages who do not give enough attention to maintaining their life as a couple can become more like brother and sister than spouses. (religion-online.org)
The participants» rating of dimensions in Companionate love cluster is distributed more evenly, and is on average higher than in the Passionate love cluster. (interpersona.psychopen.eu)