Table 1.
Characteristics of the 202 participants (males n = 102, females n = 100).
| Variable | Males | Females |
|---|---|---|
| mean (SD) | mean (SD) | |
| Age (years) | 73.6 (5.8) | 74.0 (6.1) |
| Body mass index (kg* m2) | 26.6 (3.8) | 26.6 (4.5) |
| Total fat (kg) | 21.8 (7.8) | 26.2 (8.9) |
| Total lean (kg) | 53.2 (7.5) | 36.4 (6.0) |
| Physical performance test (36 possible) | 31.8 (4.4) | 30.3 (4.7) |
| Knee extension strength (N) | 384.5 (101.4) | 247.0 (78.2) |
| 6-minute walk (meters) | 512.0 (109.5) | 445.7 (106.6) |
| Self-selected gait speed (m/s)* | 1.52 (0.26) | 1.36 (0.29) |
*gait speed calculated by 4 meter gait speed test.