The goal of this observational study is to learn about the prevalence of depressive symptoms and cognitive impairment and their association with worse outcomes in a cohort of hospitalized patients between the ages of 18 ang 85 years with chronic heart failure. The main question it aims to answer is:
• Does the presence of depressive symptoms and cognitive impairment lead to worse outcomes in a cohort of hospitalized patients with chronic heart failure? Participants who are hospitalized due to exacerbation of chronic heart failure will answer survey questions to assess their cognitive function and depressive symptoms.