Table 1 Clinical characteristics of the male and female groups

Age (years)

63.3 ± 11.2

59.5 ± 12.8

Weight (kg)

61.9 ± 11.3

55.0 ± 8.5

Height (m)

1.68 ± 0.1

1.58 ± 0.1

BMI (kg/m²)

21.8 ± 3.7

22.0 ± 3.2

SMA (CT scan, kg)

139.3 ± 20.9

102.4 ± 18.2

SMI (kg/m²)

48.9 ± 7.2

40.9 ± 7.2

Serum cystatin C (mg/L)

1.0 ± 0.3

0.8 ± 0.2

Serum creatinine (mg/dL)

0.8 ± 0.2

0.6 ± 0.1

Serum Cr/Cys C

0.8 ± 0.2

0.7 ± 0.1

Sarcopenia, n%

11.1%

17.2%