Predicting Extramarital Relationships Based on Thematic Relations and Marital Boundaries with the Mediation of the Feeling of Loneliness among Married Women

This correlational study was conducted with the purpose of predicting extramarital relationships based on thematic relations and marital boundaries with the mediation of the feeling of loneliness among married women using structural equation modeling. The population included all married women living in Tehran, Zone 5, in 2022. 400 women were selected as the sample by Cochran's formula and the convenience sampling. The date were collected using the questionnaires of the probability of extramarital relationships, thematic relations, family marital boundaries, and the feeling of loneliness, and they were analyzed by the SPSS-26 and AMOS-24. According to the results, extramarital relationships can be predicted by thematic relations and marital boundaries with the mediation of the feeling of loneliness among married women. In addition, the feeling of loneliness can play a mediatory role in extramarital relationships, thematic relations, and marital boundaries; thus, by adjusting thematic relations and marital boundaries, as well as eliminating the feeling of loneliness among married women, it can be possible to decrease extramarital relationships.