Table 2.

Plasma metabolites according to the presence of sarcopenic risk.

Total	Sarcopenic Risk		p Value
	(−)	(+)
N	72	27
Alanine, nmol/L	0.418 ± 0.011	0.380 ± 0.018	0.077
Valine, nmol/L	0.272 ± 0.007	0.254 ± 0.011	0.164
Leucine, nmol/L	0.151 ± 0.004	0.135 ± 0.007	0.043
Isoleucine, nmol/L	0.077 ± 0.002	0.073 ± 0.004	0.437
Proline, nmol/L	0.184 ± 0.008	0.183 ± 0.014	0.937
Glycine, nmol/L	0.240 ± 0.007	0.262 ± 0.012	0.103
Serine, nmol/L	0.126 ± 0.003	0.115 ± 0.005	0.06
Threonine, nmol/L	0.117 ± 0.004	0.119 ± 0.006	0.773
Malic acid, nmol/L	0.011 ± 0.003	0.007 ± 0.004	0.417
Aspartic acid, nmol/L	0.016 ± 0.001	0.012 ± 0.002	0.051
Methionine, nmol/L	0.018 ± 0.001	0.018 ± 0.001	0.764
Glutamic acid, nmol/L	0.062 ± 0.005	0.041 ± 0.008	0.031
Phenylalanine, nmol/L	0.082 ± 0.002	0.074 ± 0.004	0.082
Citric acid, nmol/L	0.021 ± 0.001	0.020 ± 0.002	0.785
Lysine, nmol/L	0.120 ± 0.004	0.117 ± 0.006	0.708
Tyrosine, nmol/L	0.053 ± 0.002	0.048 ± 0.003	0.171
Cystine, nmol/L	0.011 ± 0.001	0.015 ± 0.002	0.086

Data are expressed as median ± standard deviation (SD). The differences in the continuous variables were evaluated by Student’s t-test.