Compassion _The Perception of Common Humanity_The Sequential-Relational Model of Compassion
The literature on compassion was searched across 25 years from January 1992 to May 2017 using electronic databases CINAHL and PubMed. Search terms used were “compassion definition”, “compassion model”, “compassion concept”, “compassion measures” and “compassion scale”. Inclusion criteria were articles in English that focused on defining compassion and its core components. Excluded were articles about related concepts such as empathy, self-compassion, compassion fatigue and compassion focused therapy. Google scholar and grey literature were also searched. 1121 articles were identified. Articles were then selected for their conceptual contribution to the current understanding of compassion. The final inclusion was 25 articles, five books, one book chapter and one government agency report.