Background and objectives: Today, the medical community of Iran is witnessing many psychological and physical injuries in two important populations of unmarried women and girls and orphaned and abused children in the country. Therefore, the aim of the present study was to compare anxiety, loneliness and quality of life of single women with adopted children and those without adopted children. Materials and methods: In this descriptive, causal-comparative study, the number of 140 people (70 single women with adopted children and 70 single women without adopted children) who referred to the welfare department of Tehran province and met the entry criteria, were selected by sampling method in Available were selected. Data collection tools included loneliness questionnaires (Di Tommaso, Brannen and Best, 2004), quality of life questionnaire SF-36 (1992) and Kettle's anxiety questionnaire (1957). Data were analyzed with SPSS version 26 software and statistical hypothesis tests and multivariate analysis of variance. Results: respectively between the two groups and their components in anxiety (F=24.283, P=0.000 , η=0.150) and quality of life (F=93.089, P=0.000 , η=0.403) and loneliness (F = 118.630, P = 0.000 , η = 0.462), there is a statistically significant difference (p < 0.05). The mean of hidden and overt anxiety in single women with adopted children Less, the average feeling of romantic, family and social loneliness in single women with adopted children was significantly higher and in the quality of life variable, the average general health component was lower in single women with adopted children. Conclusion: Therefore, it is necessary to implement the adoption program for qualified single women and the need for necessary interventions to prevent and treat anxiety and improve the quality of life of single women without adopted children and to intervene to solve the problems caused by public health and the feeling of loneliness in single women with adopted children.

anxiety loneliness quality of life single women with adopted children single women without adopted children