Main characteristics of enrolled patients (n=57) and association with MMSE score in multiple linear regression initial models
| Mean (SEM) or n (%) | β1-150 | P value1-150 | |
|---|---|---|---|
| Demographic data: | |||
| Age (y) | 77 (1) | −0.31 | 0.024 |
| Sex (female) | 41 (72%) | −0.01 | 0.934 |
| Clinical data: | |||
| Comorbid conditions | 5.4 (0.24) | −0.22 | 0.091 |
| ADLs | 34 (60%)1-151 | 0.15 | 0.265 |
| IADLs | 44 (77%)1-151 | 0.32 | 0.076 |
| Heart failure score | 7.5 (0.4) | 0.17 | 0.364 |
| New York Heart Association class | 3 (1) | −0.21 | 0.219 |
| Heart failure duration (months) | 35 (5) | 0.09 | 0.485 |
| Education (years) | 8.3 (0.6) | 0.09 | 0.587 |
| Use of ACE inhibitors | 33 (58%) | 0.01 | 0.949 |
| Objective tests: | |||
| Body mass index | 25.3 (0.8) | 0.33 | 0.171 |
| Left ventricular ejection fraction (%) | 44.7 (2.3) | 0.621-152 | 0.005 |
| Haemoglobin (g/l) | 123 (3) | 0.21 | 0.400 |
| Serum K (mmol/l) | 4.1 (0.08) | 0.11 | 0.665 |
| Serum Na (mmol/l) | 138.6 (0.55) | 0.28 | 0.247 |
| Serum Ca (mmol/l) | 2.35 (0.02) | −0.13 | 0.668 |
| Creatinine (μmol/l) | 141 (13) | 0.50 | 0.032 |
| Cholesterol (mmol/l) | 4.73 (0.15) | 0.07 | 0.724 |
| Serum cortisol (μg/l) | 199 (13) | 0.10 | 0.660 |
| Albumin (g/l) | 43 (0.5) | −0.43 | 0.207 |
| Systolic blood pressure (mm Hg) | 144 (12) | 0.33 | 0.326 |
| CES-D score | 24 (1.8) | −0.34 | 0.190 |