General and clinical participant characteristics General characteristics of the sample are shown in Table 1. The mean age of the participants was 65.8 12.4 years, and the mean BMI was 23.3 4.1 kg/m2. Table 2 shows the participants’ clinical characteristics. The majority of subjects were classified as NYHA II. The most common etiology was ischemic heart disease. Most were prescribed a number of medications (4.7 1.9), especially diuretics (1), anticoagulants and beta-blockers