Table 1.
Characteristics of the participants.
| Variable | Value |
|---|---|
| Age (years) | 73.5 ± 4.8 |
| Height (cm) | 152.6 ± 6.0 |
| Weight (kg) | 53.8 ± 8.0 |
| BMI (kg/m2) | 23.1 ± 3.0 |
| FMI (kg/m2) | 7.4 ± 2.1 |
| SMI (kg/m2) | 6.0 ± 0.7 |
| Living alone (%) | 11(21.7) |
| Muscular strength | |
| Hand grip strength (kg) | 22.4 ± 3.2 |
| Physical function | |
| SS-5 (s) | 6.8 ± 2.0 |
| Walking speed (m/s) | 1.4 ± 0.2 |
| Steps count (steps/day) | 12,283 ± 4329 |
| Higher-level functional capacity | |
| TMIG-IC score (point) | 12.4 ± 0.8 |
| IADL (point) | 4.8 ± 0.5 |
| Intellectual activity (point) | 3.7 ± 0.6 |
| Social role (point) | 3.8 ± 0.4 |
Values are mean ± standard deviation or presented as n (%); BMI: body mass index; FMI: Fat Mass Index; SMI: skeletal muscle mass index; SS-5: Sit to Stand-5; TMIG-IC: Tokyo metropolitan Institute of Gerontology Index Competence; IADL: Instrumental activities of daily living.