Table 2 VL muscle characteristics of all participants.
From: Age-related changes in ultrasound-assessed muscle composition and postural stability
Variables | Young group | Older group | p-value | t64 | Cohen’s d | ICC 95% CI |
|---|---|---|---|---|---|---|
MT (cm) | 2.21 ± 0.48 | 1.38 ± 0.33 | < 0.0001 | 8.22 | 2.0 | 0.97–0.99 |
EI (A.U.) | 32.3 ± 7.1 | 56.0 ± 9.2 | < 0.0001 | − 11.6 | 2.9 | 0.95–0.98 |
SAT (cm) | 0.98 ± 0.48 | 0.93 ± 0.49 | 0.72 | 0.354 | 0.1 | 0.94–0.99 |
Texture parameters | ||||||
ASM | 0.008 ± 0.02 | 0.001 ± 0.0003 | 0.005 | 2.89 | 0.7 | 0.97–0.99 |
Contrast | 66.9 ± 25.9 | 86.1 ± 30.6 | 0.008 | − 2.73 | 0.7 | 0.92–0.99 |
Correlation | 0.001 ± .0006 | 0.001 ± 0.0004 | 0.26 | 1.13 | 0.3 | 0.90–0.99 |
IDM | 0.295 ± 0.06 | 0.224 ± 0.03 | < 0.0001 | 6.63 | 1.6 | 0.91–0.99 |
Entropy | 7.17 ± 0.50 | 7.77 ± 0.31 | < 0.0001 | − 5.87 | 1.4 | 0.87–0.99 |
