Table 1. Descriptive and comparative statistics for the psycho-functional, anthropometric, multidimensional and bioelectrical variables in healthy controls (HC), Mild Cognitive Impairment (MCI) and Alzheimer’s disease (AD) men.
| HC (N = 29) | MCI (N = 14) | AD (N = 24) | F | Post Hoc § | |
|---|---|---|---|---|---|
| Demographic variables | |||||
| Age (y) | 74.3 ± 5.3 | 78.6 ± 4.4 | 77.5 ± 8.2 | 2.85 | |
| Education (y) | 10.2 ± 3.9 | 10.1 ± 4.8 | 9.7 ± 3.8 | 0.11 | |
| Psycho-functional indicators | |||||
| MMSE score | 29.2 ± 0.9 | 25.1 ± 2.5 | 19.7 ± 4.4 | 68.78*** | AD<MCI <HC |
| GDS scorea | 6.6 ± 3.6 | 5.1 ± 3.6 | 11.8 ± 5.1 | 7.34*** | HC = MCI<AD |
| ADL (functions lost) | 0.0 ± 0.0 | 0 ± 0 | 1.6 ± 1.8 | 16.73*** | AD<MCI = HC |
| IADL (functions lost) | 0.0 ± 0.0 | 0.7 ± 0.1 | 3.5 ± 1.7 | 159.29*** | AD<MCI = HC |
| Nutritional indicators | |||||
| MNA screening score | 13.9 ± 0.4 | 12.9 ± 1.3 | 11.9 ±1.2 | 24.78*** | AD< MCI<HC |
| MNA global score | 14.2 ±1.1 | 14.2 ± 1.3 | 12.2 ± 1.4 | 19.06*** | AD<MCI = HC |
| MNA total score | 28.0 ± 1.1 | 27.1 ± 1.9 | 24.1 ± 2.3 | 33.04*** | AD<MCI = HC |
| Anthropometric variables | |||||
| BMI (kg/m2) | 26.6 ± 2.5 | 26.5 ± 3.0 | 24.8 ± 3.0 | 3.12 | |
| Arm circumfence (cm) | 26.9 ± 2.8 | 26.1 ±2.0 | 24.0 ± 3.0 | 7.96** | AD<HC |
| Calf circumfence (cm) | 35.2 ± 2.8 | 33.6 ± 3.1 | 32.9 ± 2.3 | 4.86* | AD<HC |
| Waist circumfence (cm) | 96.7 ± 7.9 | 99.1 ± 9.4 | 90.4 ±10.6 | 4.86* | AD<MCI |
| Bioelectrical variables | |||||
| Rz/h (Ώ/m) | 231.8 ± 23.8 | 261.0 ± 34.2 | 260.6 ± 35.4 | 7.29** | HC<MCI = AD |
| Xc/h (Ώ/m) | 26.7 ± 3.2 | 29.5 ± 6.5 | 27.2 ± 4.8 | 1.77 | |
| PA (°) | 6.6 ± 0.7 | 6.4 ± 0.7 | 5.9 ± 0.6 | 6.39** | AD<HC |
| Z/h (Ώ/m) | 233.3 ± 23.9 | 262.0 ± 34.6 | 262.1 ± 35.6 | 7.20** | HC<MCI = AD |
values are expressed as mean ± standard deviation.
§ only significant differences are shown.
a available for HC, MCI and 28% AD group.
* p<0.05.
** p<0.01.
*** p< 0.001.