Table 2 Associations between body composition factors and pre-sarcopenia

BMI (kg/m²)

23.9 ± 2.6

23.6 ± 3.2

0.486

21.2 ± 2.7

21.0 ± 3.4

0.687

Visceral fat area (cm²)

129.2 ± 69.6

87.2 ± 56.8

< 0.001

101.6 ± 64.0

52.7 ± 39.8

< 0.001

Subcutaneous fat area (cm²)

88.9 ± 39.8

136.9 ± 57.9

< 0.001

68.3 ± 39.7

87.2 ± 45.3

0.083

Abdominal circumference (cm)

86.9 ± 8.8

82.9 ± 9.2

0.008

83.4 ± 9.3

74.3 ± 9.6

< 0.001

SMI (cm²/m²)

52.7 ± 4.2

43.8 ± 4.4

< 0.001

118.2 ± 11.5

83.1 ± 7.0

< 0.001