Table 3.
Appendicular lean mass (aLM), gait speed, and grip strength at baseline (B) and follow-up (FU) and % change per year
| Baseline | Follow-up | % change/yeara | |
|---|---|---|---|
| aLM | kg | %/year | |
| 40–49 | 26.6 (3.7) | 26.5 (3.7) | −0.03 (0.94) |
| 50–59 | 25.3 (3.3) | 25.0 (3.3)*** | −0.29 (0.99) |
| 60–69 | 24.3 (3.2) | 23.6 (3.2)*** | −0.57 (1.12) |
| 70–79 | 22.9 (2.6) | 22.4 (2.6)*** | −0.53 (1.20) |
| 40–79 | 24.8 (3.5) | 24.4 (3.5)*** | −0.36 (1.09) |
| Gait speed | m/s | %/year | |
|---|---|---|---|
| 40–49 | 1.26 (0.15) | 1.27 (0.15) | 0.36 (2.88) |
| 50–59 | 1.18 (0.16) | 1.18 (0.18) | 0.23 (3.22) |
| 60–69 | 1.14 (0.17) | 1.12 (0.17) | −0.09 (3.07) |
| 70–79 | 1.10 (0.18) | 1.04 (0.18)*** | −1.24 (3.35) |
| 40–79 | 1.17 (0.17) | 1.16 (0.19)* | −0.15 (3.20) |
| Grip strength | kg | %/year | |
|---|---|---|---|
| 40–49 | 48.2 (8.0) | 49.9 (8.5)** | 0.92 (2.93) |
| 50–59 | 46.4 (8.9) | 47.1 (8.8) | 0.70 (3.73) |
| 60–69 | 43.8 (7.6) | 42.9 (8.3) | −0.34 (3.23) |
| 70–79 | 38.2 (7.6) | 36.1 (8.1)*** | −1.18 (3.15) |
| 40–79 | 44.3 (8.9) | 44.2 (9.8) | 0.06 (3.41) |
Results expressed as mean [standard deviation (SD)].
P-value for the difference between B and FU calculated using t-test.
a
% change per year = ([FU–B]/B)*100/time between B and FU.
*
P < 0.05.
**
P < 0.01.
***
P < 0.001.