Table 4.

Spearman correlation coefficients between change in Barthel Index (BI) from week 0 to week 16 and muscle measures at baseline. Statistical significance p < 0.05, highlighted by p values in bold

Muscle measure	n	Correlation coefficient	p value
Handgrip strength	27	0.17	0.40
Knee extension strength	24	0.30	0.16
VL muscle thickness	24	0.51	0.01
VL cross-sectional area	23	0.58	< 0.01