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Congestive heart failure (CHF) has been proposed as a possible cause of cognitive dysfunction but only a few studies have directly assessed cognitive performance in CHF. The aim of the present study was to compare the cognitive patterns of patients with CHF and patients having cardiovascular diseases uncomplicated by CHF (no-CHF group). In a multicenter observational casecontrol study, we studied 149 hospitalized elderly CHF patients in the New York Heart Association (NYHA) class II (CHFm, m: moderate), 159 CHF patients in NYHA class III–IV (CHFs, s: severe), and 207 no-CHF patients. Patients underwent a multidimensional assessment and neuropsychological tests for the following cognitive domains: attention, visual-spatial intelligence, verbal attainment, verbal and visuo-spatial memory. Neuropsychological performances of groups were compared by multivariate analysis …