Chronic kidney disease significantly affects the patient's perception of life, his habits, social contacts and due to its long-term treatment can cause depression which makes it difficult to cope with the disease. The aim of the study was to examine whether there is an increased need to provide social support to patients who are on dialysis. It also examined the correlation between depression with the marital status of respondents, and the influence of the duration of dialysis treatment for signs of depression. Subjects and methods: the study included 50 patients who spend long regular dialysis in Karlovac General Hospital. In the processing was taken 30 questionnaires filled adequately.83% of respondents were male, with an average age of 60.5 years.Three survey questionnaires were used as a measuring instrument: the socio-demographic questionnaire, Beck's Depression Indicator, and the Endler and Parker Coping Inventory for Stressful Situations (CISS). MS Excel 2010 was used to create the graphs, the data were examined at the significance level of p <0.05, and the Pearson correlation coefficient was used to test the hypotheses. The results showed that chronic kidney disease is predominantly treated by men, who where older age. Most of the respondents are married and are predominantly retired. Conclusion: From the analysis of the data it can be concluded that there is no statistically significant difference in the occurrence of signs of depression and marital status, but there was a significant correlation between the length of dialysis treatmentand the occurrence of signs of depression